User:Morriswa/Highway sorted by location

Alabama

Shield	Highway	Notes
	I-10
	I-14	Proposed extension into Alabama
	I-20
	I-22
	I-59
	I-63	Proposed; number not definite
	I-65
	I-85
	I-110	Former proposed extension into Alabama
	I-165
	I-210	Former proposed number for what is now I-165
	I-222	Proposed
	I-359
	I-422	Proposed
	I-459
	I-565
	I-685	Proposed
	I-759
	US 11
	US 13	Cancelled extension into Alabama
	US 29
	US 31
	US 43
	US 45
	US 72
	US 78
	US 78S	Decommissioned
	US 78N	Decommissioned
	US 80
	US 82
	US 84
	US 86	Former proposed number for part of what is now US 84
	US 90
	US 98
	US 231
	US 241	Decommissioned
	US 278
	US 280
	US 331	Decommissioned
	US 331
	US 378	Cancelled extension into Alabama
	US 411
	US 431

Alaska

Shield	Highway	Notes
	A-1	Unsigned
	A-2	Unsigned
	A-3	Unsigned
	A-4	Unsigned
	US-97	Proposed; could have actually been signed

Arizona

Shield	Highway	Notes
	I-8
	I-10
	I-11	Proposed extension into Arizona
	I-15
	I-17
	I-19
	I-40
	I-66	Former proposal
	I-66	Former number for a proposed renumbering of I-40
	I-410	Decommissioned
	I-510	Decommissioned
	I-710	Former proposal
	US 55	Former proposal
	US 60	Former proposed number for what became US 66
	US 60
	US 60X	Unsigned
	US 62	Cancelled extension into Arizona
	US 64
	US 66	Decommissioned
	US 70	Decommissioned
	US 70
	US 80	Decommissioned in Arizona
	US 87	Former proposal (two proposals; both canceled)
	US 87W	Former proposal
	US 87E	Former proposal
	US 89
	US 90	Cancelled extension into Arizona
	US 91	Decommissioned in Arizona
	US 93
	US 95
	US 160
	US 163
	US 164	Decommissioned
	US 180	Decommissioned
	US 180
	US 191
	US 193	Former proposed number for parts of SR 84, SR 87, & SR 187
	US 260	Decommissioned
	US 280	Former proposal
	US 380	Former proposal
	US 466	Decommissioned
	US 666	Decommissioned
	US 789	Former proposal

Arkansas

Shield	Highway	Notes
	I-29	Former proposal
	I-30
	I-40
	I-42	Proposed
	I-49 eventually twice	Separated by Texas
	I-55
	I-57	Proposed extension into Arkansas
	I-69	Proposed extension into Arkansas
	I-130	Former proposal
	I-430
	I-440
	I-530
	I-540
	I-555
	I-630
	I-730	Former proposed number for AR 226, had I-30 been extended to the northeastern part of the state
	US 49
	US 59
	US 61
	US 62
	US 63
	US 64
	US 65
	US 67
	US 67W	Decommissioned
	US 67W	Decommissioned
	US 67W	Decommissioned
	US 67E	Decommissioned
	US 67E	Decommissioned
	US 67E	Decommissioned
	US 70
	US 71 twice	Separated by Texas
	US 78	Cancelled extension into Arkansas, but has since been extended
	US 79
	US 82
	US 165
	US 167
	US 270
	US 271
	US 278
	US 371
	US 412
	US 425

California

Shield	Highway	Notes
	I-5
	I-5W	Decommissioned
	I-5E	Decommissioned
	I-7	Proposed
	I-8
	I-9	Proposed
	I-10
	I-15
	I-15 Temp.	Decommissioned
	I-15 Temp.	Decommissioned
	I-15 Temp.	Decommissioned
	I-15 Temp.	Decommissioned
	I-15E	Decommissioned
	I-15E Temp.	Decommissioned
	I-15W	Decommissioned
	I-15W Temp.	Decommissioned
	I-40
	I-66	Former number for a proposed renumbering of I-10 and I-15
	I-66	Former proposal
	I-80
	I-105	Decommissioned
	I-105
	I-110	Decommissioned
	I-110
	I-180	Former proposed number for the Richmond–San Rafael Bridge
	I-205
	I-210
	I-215
	I-238
	I-280
	I-305	Unsigned
	I-380
	I-405
	I-480	Decommissioned
	I-505
	I-580
	I-605
	I-680
	I-710
	I-780
	I-805
	I-880	Decommissioned
	I-880
	I-905	Proposed
	I-980
	US 6
	US 40	Decommissioned in California
	US 42	Former proposed number for what became US 48
	US 48	Decommissioned
	US 48N	Former proposal
	US 50
	US 60	Former proposed number for what became US 66
	US 60	Decommissioned in California
	US 62	Cancelled extension into California
	US 64	Cancelled extension into California
	US 66	Decommissioned
	US 70	Decommissioned in California
	US 80	Decommissioned in California
	US 90	Cancelled extension into California
	US 91	Decommissioned in California
	US 95
	US 97
	US 99	Decommissioned
	US 99W	Decommissioned
	US 99W	Decommissioned
	US 99E	Decommissioned
	US 99E	Decommissioned
	US 101
	US 101W	Decommissioned
	US 101W	Decommissioned
	US 101E	Decommissioned
	US 101E	Decommissioned
	US 199
	US 299	Decommissioned
	US 395 twice	Separated by Nevada
	US 399	Decommissioned
	US 466	Decommissioned

Colorado

Shield	Highway	Notes
	I-25
	I-25E	Former proposed number for what is now I-225 & I-270
	I-70
	I-76
	I-80S	Decommissioned
	I-225
	I-270
	I-425	Former proposed number for what is now I-270
	I-470	Former proposed number for SH 470, E-470, & the Northwest Parkway
	US 6
	US 24
	US 34
	US 36
	US 38	Decommissioned
	US 40
	US 40S	Decommissioned; shield
	US 40N	Decommissioned
	US 46	Former proposal; shield
	US 50
	US 78	Cancelled extension into Colorado
	US 84
	US 85
	US 87
	US 136	Possible cancelled extension into Colorado
	US 138
	US 160
	US 164	Decommissioned
	US 285	Decommissioned
	US 285
	US 287
	US 340	Former proposal
	US 350
	US 385
	US 400
	US 450	Decommissioned
	US 491
	US 550
	US 560	Former proposal
	US 650	Former proposal
	US 666	Decommissioned
	US 789	Former proposal

Connecticut

Shield	Highway	Notes
	I-84
	I-86	Decommissioned
	I-87	Former proposed number for what is now I-684; it was a cancelled portion of I-87.
	I-89	Former proposal
	I-91
	I-95
	I-284	Former proposal
	I-291
	I-384
	I-395
	I-484	Former proposed number for the Conland–Whitehead Highway
	I-491	Former proposed number for Route 3
	I-495	Cancelled extension into Connecticut
	I-684
	I-691
	I-891	Proposed
	US 1
	US 5
	US 6
	US 7
	US 44
	US 202

Delaware

Shield	Highway	Notes
	I-95
	I-99	Former proposal
	I-101	Proposed
	I-195	Former proposed number for part of I-95
	I-295
	I-395	Former proposed number for part of I-95
	I-495
	I-595	Former proposed number for part of I-95
	I-895	Temporary designation for I-95 while that highway was being reconstructed (1979-1980)
	US 9
	US 13
	US 40
	US 113
	US 122	Decommissioned
	US 202
	US 301
	US 301S	Decommissioned
	US 301N	Decommissioned

District of Columbia

Shield	Highway	Notes
	I-66
	I-66N	Former proposed number for what would later be re-proposed as I-266
	I-70S	Cancelled extension into the District of Columbia
	I-95
	I-195	Proposed
	I-266	Former proposed number for what was Canal Road & Whitehurst Freeway
	I-270	Cancelled extension into the District of Columbia
	I-295
	I-395
	I-495
	I-695
	US 1
	US 29
	US 50
	US 211	Decommissioned in the District of Columbia
	US 240	Decommissioned

Florida

Shield	Highway	Notes
	I-4
	I-10
	I-75
	I-75E	Former proposed number for what would later be proposed as I-75W
	I-75W	Former proposed number for part of what is now I-75
	I-95
	I-110
	I-175
	I-185	Cancelled extension into Florida
	I-195
	I-275
	I-295
	I-375
	I-395
	I-595
	I-795	Proposed
	US 1
	US 5	Cancelled extension into Florida
	US 17
	US 19
	US 23
	US 27
	US 29
	US 33	Former proposal
	US 41
	US 90
	US 92
	US 94	Decommissioned
	US 98
	US 129
	US 192
	US 221
	US 231
	US 301
	US 319
	US 331	Decommissioned
	US 331
	US 431	Cancelled extension into Florida
	US 441
	US 541	Decommissioned

Georgia

Shield	Highway	Notes
	I-3	Proposed
	I-14	Proposed extension into Georgia
	I-16
	I-20
	I-24
	I-59
	I-75
	I-85
	I-95
	I-175	Former proposal
	I-185
	I-285
	I-420	Former proposed number for part of SR 166
	I-475
	I-485	Former proposal
	I-516
	I-520
	I-575
	I-675
	I-985
	US 1
	US 5	Cancelled extension into Georgia
	US 11
	US 13	Cancelled extension into Georgia
	US 17
	US 19
	US 23
	US 25
	US 27
	US 29
	US 33	Former proposal
	US 41
	US 41W	Decommissioned
	US 41E	Decommissioned
	US 41E	Decommissioned
	US 76
	US 78
	US 78S	Decommissioned
	US 78N	Decommissioned
	US 80
	US 82
	US 84
	US 123
	US 129
	US 270	Former proposal
	US 278
	US 280
	US 301
	US 319
	US 341
	US 378
	US 411
	US 441

Hawaii

Shield	Highway	Notes
	H-1
	H-1A	Former proposal
	H-2
	H-3
	H-4	Former proposal
	H-101	Former proposed number for what would become H-201
	H-201

Idaho

Shield	Highway	Notes
	I-11	Possible extension into Idaho
	I-15	shield
	I-15W	Decommissioned; shield
	I-80N	Decommissioned; shield
	I-82	Former proposed number for the renumbering of I-80N
	I-82N	Former proposed number for what became I-15W
	I-84	shield
	I-86	shield
	I-90
	I-180N	Former proposed number for what is now I-184
	I-184
	US-2
	US-8	Cancelled extension into Idaho
	US-10	Decommissioned in Idaho
	US-12
	US-14	Cancelled extension into Idaho
	US-20
	US-26
	US-30
	US-30S	Decommissioned
	US-30N	Decommissioned
	US-30N	Decommissioned
	US-84	Cancelled extension into Idaho
	US-89
	US-91
	US-93
	US-95 was twice	Separated by Washington, which was decommissioned
	US-95W	Decommissioned
	US-95E	Decommissioned
	US-136	Cancelled extension into Idaho
	US-191	Decommissioned in Idaho
	US-195 was twice	Separated by Washington; northern segment in Idaho was decommissioned.
	US-287	Decommissioned in Idaho
	US-410	Decommissioned
	US-530	Former proposed number for either US-30 and/or US-30S
	US-630	Decommissioned

Illinois

Shield	Highway	Notes
	I-24
	I-37	Former proposed number for part of I-155
	I-39	shield
	I-41
	I-53	Former proposal
	I-55	shield
	I-57
	I-64
	I-66	Former number for a proposed renumbering of I-55
	I-66	Former proposal
	I-70
	I-72	shield
	I-74
	I-80	shield
	I-88
	I-90
	I-94	shield
	I-155
	I-172	Decommissioned
	I-172
	I-174	Former number for a proposed renumbering of I-74
	I-180
	I-190
	I-255
	I-270	shield
	I-274	Former number for a proposed renumbering of I-80
	I-280
	I-290	shield
	I-294
	I-355
	I-455	Former proposed number for what is now I-355
	I-474
	I-490	Proposed
	I-494	Former proposed number for Lake Shore Drive
	I-494	Former proposed number for the Crosstown Expressway
	I-694	Former proposed number for Lake Shore Drive
	I-870	Former number for a proposed renumbering of I-270
	US 6
	US 12
	US 14
	US 20
	US 24
	US 26	Cancelled extension into Illinois
	US 30
	US 32	Decommissioned
	US 33	Former proposal
	US 34
	US 36
	US 40
	US 41
	US 45
	US 50
	US 51
	US 52
	US 54
	US 58	Cancelled extension into Illinois
	US 60	Former proposed number for what became US 66
	US 60
	US 60E	Former proposed number for the current US 60
	US 60N	Former proposed number for US 66
	US 61	Temporarily routed into Illinois when the Eagle Point Bridge was closed
	US 62	Former proposed number for what is now US 60
	US 62
	US 66	Decommissioned
	US 67
	US 124	Decommissioned
	US 136
	US 150
	US 151	Temporarily routed into Illinois when the Eagle Point Bridge was closed
	US 251	Former proposal
	US 330	Decommissioned
	US 430	Decommissioned
	US 460	Decommissioned in Illinois

Indiana

Shield	Highway	Notes
	I-64
	I-65
	I-67	Former proposal
	I-67	Proposed
	I-67	Proposed
	I-69
	I-70
	I-74	shield
	I-80	shield
	I-90
	I-94
	I-164	Decommissioned, but may still exist as an unsigned highway.
	I-165	Former proposal
	I-265
	I-275	shield
	I-294	Decommissioned in Indiana; later, a proposal to re-extend it into the state was cancelled.
	I-465
	I-469
	I-665	Former proposed number for what would become I-865
	I-865
	US 4	Former proposal
	US 6
	US 12
	US 20
	US 24
	US 26	Cancelled extension into Indiana
	US 27
	US 30
	US 31
	US 31W	Decommissioned in Indiana
	US 31E	Decommissioned in Indiana
	US 33	Former proposal
	US 33
	US 35
	US 36
	US 37	Decommissioned
	US 40
	US 41
	US 50
	US 52
	US 110	Former proposal
	US 112	Decommissioned
	US 112S	Decommissioned
	US 131
	US 136
	US 150
	US 152	Decommissioned
	US 224
	US 231
	US 421
	US 460	Decommissioned in Indiana
	US 641	Decommissioned in Indiana

Iowa

Shield	Highway	Notes
	I-29
	I-35
	I-74
	I-80
	I-80N	Decommissioned
	I-129
	I-174	Former number for a proposed renumbering of I-74
	I-235
	I-274	Former number for a proposed renumbering of I-80
	I-280	Decommissioned
	I-280
	I-335	Proposed
	I-380
	I-480
	I-680
	I-880
	US 6
	US 18
	US 20
	US 26	Cancelled extension into Iowa
	US 30
	US 30S	Decommissioned
	US 32	Decommissioned
	US 34
	US 52
	US 55	Decommissioned
	US 55	Former proposal
	US 59
	US 61
	US 63
	US 65
	US 67
	US 69
	US 71
	US 73	Cancelled extension into Iowa
	US 75
	US 77
	US 136
	US 151
	US 161	Decommissioned
	US 163	Decommissioned
	US 169
	US 218
	US 275

Kansas

Shield	Highway	Notes
	I-35
	I-35W	Decommissioned
	I-66	Former proposal
	I-70
	I-135
	I-235
	I-335
	I-435
	I-470
	I-635
	I-670
	US-24
	US-36
	US-40
	US-40S	Decommissioned
	US-40N	Decommissioned
	US-50
	US-50S	Decommissioned
	US-50N	Decommissioned
	US-54
	US-55	Former proposal
	US-56
	US-59
	US-60	Former proposed number for what became US-66
	US-66	Decommissioned
	US-69
	US-73
	US-73W	Decommissioned
	US-73E	Decommissioned
	US-75
	US-77
	US-78	Cancelled extension into Kansas
	US-81
	US-83
	US-154	Decommissioned
	US-155	Former proposed number for what became US-156
	US-156	Decommissioned
	US-159
	US-160
	US-166
	US-169
	US-177
	US-183
	US-250	Former proposal
	US-270
	US-281
	US-283
	US-340	Former proposal
	US-383	Decommissioned
	US-400

Kentucky

Shield	Highway	Notes
	I-24
	I-64
	I-65	shield
	I-66	Former proposal
	I-67	Proposed
	I-69
	I-71
	I-74	Possible extension into Kentucky
	I-75	shield
	I-165
	I-169
	I-175	Former proposal
	I-264
	I-265
	I-275
	I-365	Proposed
	I-369	Former proposed number for what is now proposed as I-569
	I-471
	I-565	Former proposed number for what is now I-165
	I-569	Proposed
	US 23
	US 25
	US 25W
	US 25E
	US 27
	US 31
	US 31W
	US 31E
	US 33	Former proposal
	US 37	Decommissioned
	US 41
	US 41W	Decommissioned
	US 41E	Decommissioned
	US 42
	US 43	Decommissioned in Kentucky
	US 45
	US 51
	US 52 twice	Separated by West Virginia
	US 58	Cancelled extension into Kentucky
	US 60
	US 60E	Former proposed number for US 60
	US 62
	US 68
	US 79
	US 80	Former proposal
	US 119 three times	Separated by West Virginia
	US 123	Decommissioned
	US 127
	US 143	Decommissioned
	US 150
	US 168	Decommissioned
	US 227	Decommissioned
	US 231
	US 241	Decommissioned
	US 421
	US 431
	US 460
	US 641

Louisiana

Shield	Highway	Notes
	I-10
	I-12
	I-14	Possible extension into Louisiana
	I-20	shield
	I-29	Former proposal
	I-49
	I-55
	I-59
	I-69	Proposed extension into Louisiana
	I-110
	I-210	shield
	I-220	shield
	I-310	Former proposed number for the never-built Vieux Carré Riverfront Expressway
	I-310
	I-410	Former proposed number for the Airline Highway
	I-410	Former proposal
	I-410	Former proposal
	I-420	Former proposal
	I-510
	I-610	shield
	I-910	Unsigned
	US 11
	US 13	Cancelled extension into Louisiana
	US 51
	US 61
	US 63
	US 65
	US 71
	US 79
	US 80
	US 84
	US 90
	US 98	Cancelled extension into Louisiana
	US 165
	US 167
	US 171
	US 190
	US 371
	US 425
	US 427	Former proposal

Maine

Shield	Highway	Notes
	I-92	Former proposal
	I-92	Possible proposal
	I-95
	I-195
	I-295
	I-395
	I-495	Unsigned
	US 1
	US 2
	US 201
	US 202
	US 302

Maryland

Shield	Highway	Notes
	I-68	Former proposed number for what became the original I-595
	I-68
	I-70
	I-70S	Former proposed number for what is now I-270
	I-70N	Former proposed number for what is now I-70
	I-81
	I-83
	I-95
	I-97
	I-99	Former proposal
	I-99	Proposed extension into Maryland
	I-101	Proposed
	I-170	Former proposal
	I-195
	I-197	Former proposed number for part of the John Hanson Highway
	I-270
	I-270Y	Unsigned
	I-295
	I-297	Former proposed number for part of Maryland Route 3
	I-370
	I-395
	I-395A	Unsigned
	I-495
	I-495X	Unsigned
	I-595	Former proposal
	I-595	Unsigned
	I-695
	I-795
	I-895
	I-895A	Unsigned
	I-895B	Unsigned
	US 1
	US 5	Cancelled extension into Maryland
	US 11
	US 13
	US 13A	Unsigned
	US 15
	US 15A	Unsigned
	US 15B	Unsigned
	US 15G	Unsigned
	US 29
	US 40
	US 48	Decommissioned
	US 50 twice	Separated by Virginia and the District of Columbia
	US 50PA	Unsigned
	US 50QB	Unsigned
	US 50QC	Unsigned
	US 50UA	Unsigned
	US 50WA	Unsigned
	US 50WB	Unsigned
	US 50WC	Unsigned
	US 111	Decommissioned
	US 113
	US 140	Decommissioned
	US 213	Decommissioned
	US 219
	US 219A	Unsigned
	US 219B	Unsigned
	US 219C	Unsigned
	US 219D	Unsigned
	US 219E	Unsigned
	US 219F	Unsigned
	US 219G	Unsigned
	US 219J	Unsigned
	US 220
	US 222
	US 240	Decommissioned
	US 301
	US 340
	US 522
	US 522A	Decommissioned unsigned highway
	US 522B	Unsigned
	US 522C	Unsigned
	US 622	Decommissioned

Massachusetts

Shield	Highway	Notes
	I-84
	I-86	Decommissioned
	I-89	Former proposal
	I-90
	I-91
	I-93
	I-95	shield
	I-95E	Former proposed number for what is now I-195
	I-190
	I-195
	I-290
	I-291
	I-295
	I-391
	I-395
	I-495
	I-695	Former proposal
	I-895	Former proposal
	US 1
	US 3
	US 5
	US 6
	US 7
	US 20
	US 44
	US 202

Michigan

Shield	Highway	Notes
	I-67	Former proposal
	I-67	Former proposed number for what is now I-196
	I-67	Proposed
	I-69
	I-69 Temp.	Decommissioned
	I-73	Former proposed number for what is now I-275
	I-73	Proposed extension into Michigan
	I-75	shield
	I-77	Cancelled in Michigan
	I-92	Former proposed number for part of what is now I-94
	I-94	shield
	I-94N	Former proposed number for part of what is now I-96
	I-96
	I-98	Former proposed number for what is now I-696
	I-175	Former proposed number for what is now I-475
	I-194
	I-196	shield
	I-275	Former proposed number for what is now I-675
	I-275
	I-296	Former proposed number for what is now I-496
	I-296	Unsigned (previously signed)
	I-375
	I-475
	I-496
	I-675
	I-696	shield
	US 2 twice	Separated by Wisconsin
	US 8
	US 10
	US 12
	US 16	Decommissioned in Michigan
	US 23
	US 24
	US 25	Decommissioned in Michigan
	US 27	Decommissioned in Michigan
	US 31
	US 33	Decommissioned in Michigan
	US 41
	US 45
	US 102	Decommissioned
	US 110	Former proposal
	US 112	Decommissioned
	US 127
	US 131
	US 141 twice	Separated by Wisconsin
	US 223

Minnesota

Shield	Highway	Notes
	I-35
	I-35E
	I-35W
	I-90
	I-94
	I-335	Former proposal
	I-394
	I-494
	I-535
	I-694
	US 2
	US 8
	US 10
	US 10N	Decommissioned
	US 10S	Decommissioned
	US 12
	US 14
	US 16	Decommissioned in Minnesota
	US 52
	US 53
	US 55	Decommissioned
	US 59	Decommissioned
	US 59
	US 61
	US 63
	US 65
	US 69
	US 71
	US 73	Cancelled extension into Minnesota
	US 75
	US 77	Decommissioned in Minnesota
	US 169
	US 200	Former proposal
	US 208	Former proposed number for part of what was US 210
	US 210	Decommissioned
	US 212
	US 218
	US 371	Decommissioned

Mississippi

Shield	Highway	Notes
	I-10
	I-14	Proposed extension into Mississippi
	I-20
	I-22
	I-55
	I-59
	I-61	Proposed
	I-69
	I-110
	I-210	Former proposed number for what is now proposed as I-310
	I-220
	I-269
	I-310	Proposed
	I-755	Proposed
	US 11
	US 13	Cancelled extension into Mississippi
	US 45
	US 49 twice	Separated by the current US 49W & US 49E
	US 49W	Decommissioned
	US 49W
	US 49E	Decommissioned
	US 49E
	US 51
	US 61
	US 65	Decommissioned in Mississippi
	US 72
	US 78
	US 80
	US 82
	US 84
	US 86	Former proposed number for what is now part of US 84
	US 90
	US 98
	US 278
	US 425

Missouri

Shield	Highway	Notes
	I-24	Cancelled extension into Missouri
	I-24W	Former proposed number for what is now I-155
	I-29
	I-30	Cancelled extension into Missouri
	I-35
	I-44
	I-49
	I-55
	I-57
	I-64
	I-66	Former number for a proposed renumbering of what was I-44, I-55, I-64, I-70, & US 40
	I-66	Former proposal
	I-70
	I-72
	I-144	Former proposed number for part of what is now I-270
	I-155
	I-170
	I-229
	I-244	Former proposed number for part of what is now I-270
	I-255
	I-270
	I-364	Possible former proposed number for what is now Route 364
	I-370	Former proposed number for what is now Route 370
	I-435
	I-470
	I-635
	I-670
	I-755	Former proposal
	US 24
	US 36
	US 40
	US 50
	US 54
	US 55	Former proposal
	US 56
	US 59
	US 60	Former proposed number for what would become US 66
	US 60
	US 60E	Former proposed number for the current US 60
	US 60N	Former proposed number for US 66
	US 61
	US 62	Former proposed number for what is now US 60
	US 62
	US 63
	US 65
	US 66	Decommissioned
	US 67
	US 69
	US 71
	US 73	Decommissioned in Missouri
	US 78	Cancelled extension into Missouri
	US 80	Former proposal
	US 136
	US 159
	US 160
	US 166
	US 169
	US 271	Cancelled extension into Missouri
	US 275
	US 400
	US 412
	US 460	Decommissioned in Missouri

Montana

Shield	Highway	Notes
	I-15
	I-90
	I-94
	I-115
	I-315	Unsigned
	US 2
	US 8	Cancelled extension into Montana
	US 10	Decommissioned in Montana
	US 10S	Decommissioned
	US 10N	Decommissioned
	US 12	Was previously proposed in two parts before rerouting
	US 20
	US 87
	US 87W	Decommissioned
	US 87E	Decommissioned
	US 89
	US 91	Decommissioned in Montana
	US 93
	US 191 twice	Separated by Wyoming
	US 200	Former proposal
	US 212 twice	Separated by Wyoming
	US 287
	US 310
	US 312 twice	Decommissioned; separated by Wyoming
	US 789	Former proposal

Nebraska

Shield	Highway	Notes
	I-76
	I-80	shield
	I-80S	Decommissioned
	I-129
	I-180
	I-280	Decommissioned
	I-480	shield
	I-580	Decommissioned
	I-680
	US-6
	US-20
	US-26
	US-26N	Decommissioned
	US-30
	US-30S	Decommissioned
	US-32	Decommissioned
	US-34
	US-38	Decommissioned
	US-73
	US-73W	Decommissioned
	US-73E	Decommissioned
	US-75
	US-77
	US-81
	US-83
	US-136
	US-138
	US-159
	US-183
	US-275
	US-281
	US-283
	US-383	Decommissioned
	US-385

Nevada

Shield	Highway	Notes
	I-11
	I-15
	I-66	Former proposal
	I-80
	I-215
	I-515	Decommissioned
	I-580
	US 6
	US 40	Decommissioned in Nevada
	US 50
	US 91	Decommissioned in Nevada
	US 93
	US 95
	US 140	Former proposal
	US 395
	US 466	Decommissioned

New Hampshire

Shield	Highway	Notes
	I-89
	I-92	Former proposal
	I-92	Former proposal
	I-92	Proposed
	I-93	shield
	I-95
	I-193	Decommissioned
	I-293
	I-393
	US 1
	US 2
	US 3
	US 4
	US 5	Decommissioned in New Hampshire
	US 202
	US 302

New Jersey

Shield	Highway	Notes
	I-76
	I-78
	I-80
	I-80S	Decommissioned
	I-82	Former proposed number
	I-95
	I-195
	I-278
	I-280
	I-287
	I-295
	I-395	Decommissioned
	I-495	Cancelled extension into New Jersey
	I-676
	I-680	Decommissioned
	I-695	Former proposed number for part of what is now I-95
	I-895	Former proposal
	US 1
	US 9
	US 9W
	US 22
	US 30
	US 40
	US 46
	US 122	Decommissioned
	US 130
	US 140	Former proposal
	US 202
	US 206
	US 322
	US 611	Decommissioned

New Mexico

Shield	Highway	Notes
	I-10
	I-25
	I-40
	I-66	Former number for a proposed renumbering of I-40
	I-66	Former proposal
	US 54
	US 55	Former proposal
	US 56
	US 60	Former proposed number for what would become US 66
	US 60
	US 62
	US 64
	US 66	Decommissioned
	US 70
	US 80	Decommissioned in New Mexico
	US 82
	US 84
	US 85
	US 87
	US 90	Cancelled extension into New Mexico
	US 114	Former proposal
	US 160
	US 164	Decommissioned
	US 180	Decommissioned
	US 180 twice	Separated by Texas
	US 260	Decommissioned
	US 285
	US 360	Former proposal
	US 366 (1927–1932)	Decommissioned
	US 366 (1932–1939)	Decommissioned
	US 370	Former proposal
	US 380
	US 385	Decommissioned
	US 393	Former proposed number for the renumbering of US 666
	US 412
	US 460	Former proposal
	US 466	Former proposal
	US 470	Decommissioned
	US 485	Decommissioned
	US 491
	US 550
	US 560	Former proposal
	US 566	Decommissioned
	US 570	Former proposed number
	US 666	Decommissioned
	US 789	Former proposal

New York

Shield	Highway	Notes
	I-78
	I-81	shield
	I-82	Former proposed number
	I-83	Possible cancelled extension into New York
	I-84
	I-86 twice	Separated by Pennsylvania
	I-87
	I-88
	I-90
	I-90N	Decommissioned
	I-92	Former proposal
	I-92	Former proposal
	I-92	Proposed
	I-95	shield
	I-98	Proposed
	I-99
	I-187	Former proposed number for what would become I-487
	I-190
	I-278
	I-281	Decommissioned
	I-287	shield
	I-290
	I-295
	I-386	Former proposal
	I-390
	I-478	Former proposed number for what was the Lower Manhattan Expressway & the Manhattan Bridge
	I-478	Former proposed number for what was the Grand Central Parkway
	I-478	Unsigned
	I-481
	I-487	Decommissioned
	I-487	Former proposal
	I-490
	I-495
	I-587
	I-590
	I-678
	I-684 twice	Separated by Connecticut; shield
	I-687	Former proposal
	I-690
	I-695
	I-781
	I-787
	I-790
	I-878	Decommissioned
	I-878	Unsigned
	I-890
	I-895	Decommissioned
	I-990
	US 1
	US 2
	US 4
	US 5	Cancelled extension into New York
	US 6
	US 6N	Decommissioned
	US 7	Decommissioned in New York
	US 9
	US 9E	Decommissioned
	US 9W
	US 11
	US 11N	Former proposal
	US 15
	US 20
	US 44
	US 62
	US 104	Decommissioned
	US 109	Decommissioned
	US 202
	US 209
	US 219
	US 220	Decommissioned in New York

North Carolina

Shield	Highway	Notes
	I-3	Possible extension into North Carolina
	I-13	Former proposed number for part of US 13 & US 17
	I-20	Cancelled extension into North Carolina
	I-26
	I-36	Former proposed number for what is now proposed as I-42
	I-40
	I-42	Proposed
	I-44	Former proposed number for what is now I-87
	I-46	Former proposed number for what is now proposed as I-42
	I-50	Former proposed number for what is now I-87
	I-50	Former proposed number for what is now proposed as I-42
	I-56	Former proposed number for what is now I-87
	I-73
	I-74
	I-77
	I-83	Cancelled extension into North Carolina
	I-85
	I-85 Temp.	Decommissioned
	I-87
	I-89	Former proposed number for what is now I-87
	I-95
	I-99	Former proposal
	I-101	Proposed
	I-140	Former proposed number for what is now I-240
	I-140	Former proposed number for part of US 1
	I-140
	I-185	Former proposed number for what is now I-285
	I-195	Former proposed number for what is now I-295
	I-240
	I-274	Proposed
	I-277
	I-285
	I-295
	I-440
	I-485
	I-495	Decommissioned
	I-540
	I-587
	I-640	Former proposed number for what is now I-540
	I-685	Proposed
	I-785
	I-795
	I-840
	I-885
	US 1
	US 5	Cancelled extension into North Carolina
	US 13
	US 15
	US 17
	US 19
	US 19W
	US 19E
	US 21
	US 23
	US 25
	US 29
	US 33	Former proposal
	US 52
	US 64
	US 64E	Former proposal
	US 64W	Former proposal
	US 70
	US 74
	US 76
	US 117	Decommissioned
	US 117
	US 121	Decommissioned
	US 129
	US 158
	US 170	Decommissioned
	US 176
	US 178
	US 217	Decommissioned
	US 220
	US 221
	US 258
	US 264
	US 270	Former proposal
	US 276
	US 301
	US 311
	US 313	Former proposal
	US 319	Cancelled extension into North Carolina
	US 321
	US 401	Decommissioned
	US 401
	US 411	Decommissioned
	US 421
	US 441
	US 501
	US 521
	US 601
	US 701
	US 901	Former proposal

North Dakota

Shield	Highway	Notes
	I-29
	I-31	Former proposed number for part of what is now I-29
	I-94
	I-194	Unsigned
	US 2
	US 2S	Decommissioned
	US 2N	Decommissioned
	US 8	Cancelled extension into North Dakota
	US 10
	US 12
	US 52
	US 59	Decommissioned in North Dakota
	US 81
	US 83
	US 85
	US 200	Former proposal
	US 281
	US 281S	Decommissioned
	US 385	Cancelled extension into North Dakota

Ohio

Shield	Highway	Notes
	I-70
	I-70A	Decommissioned
	I-71
	I-73	Proposed extension into Ohio
	I-74
	I-75
	I-76
	I-77
	I-79	Former proposed number for what is now I-77
	I-80
	I-80N	Former proposed number for what is now part of I-90, part of I-480, & the entirety of I-490
	I-80S	Decommissioned
	I-90
	I-177	Former proposed number for part of what is now I-77
	I-270
	I-271
	I-275
	I-277
	I-280
	I-290	Former proposed number for what is now parts of I-490 & I-271
	I-380	Proposed
	I-470
	I-471
	I-475	shield
	I-480
	I-480N	Unsigned
	I-490
	I-670
	I-675
	I-680
	US 4	Former proposal
	US 6
	US 20
	US 20S	Decommissioned
	US 20N	Decommissioned
	US 21	Decommissioned in Ohio
	US 22
	US 23
	US 24
	US 25	Decommissioned in Ohio
	US 27
	US 30
	US 30S	Decommissioned
	US 30N	Decommissioned
	US 33	Former proposal
	US 33
	US 35
	US 36
	US 40
	US 42
	US 50
	US 50S	Decommissioned
	US 50N	Decommissioned
	US 52
	US 62
	US 68
	US 127
	US 223
	US 224
	US 250
	US 322
	US 422

Oklahoma

Shield	Highway	Notes
	I-35
	I-40
	I-42	Proposed
	I-44
	I-66	Former number for a proposed renumbering of I-40 and I-44
	I-66	Former proposal
	I-235
	I-240
	I-244
	I-335	Proposed
	I-344	Proposed
	I-440	Decommissioned
	I-444	Unsigned
	US-54
	US-55	Former proposal
	US-56
	US-59
	US-60	Former proposed number for what would become US-66
	US-60
	US-62
	US-64
	US-66	Decommissioned
	US-69
	US-70
	US-70N	Decommissioned
	US-73	Decommissioned in Oklahoma
	US-75
	US-77
	US-81
	US-83
	US-164	Decommissioned
	US-169
	US-177
	US-183
	US-259
	US-260	Former proposal; shield
	US-266
	US-270
	US-271
	US-277
	US-281
	US-283
	US-287
	US-377
	US-385
	US-412

Oregon

Shield	Highway	Notes
	I-5
	I-11	Possible extension into Oregon
	I-80N	Decommissioned
	I-82	Former proposed number for the renumbering of I-80N
	I-82
	I-84
	I-105
	I-205
	I-305	Former proposed number for part of what is now OR 99E Bus.
	I-405
	I-505	Former proposal
	US 12	Cancelled extension into Oregon
	US 14	Cancelled extension into Oregon
	US 14N	Former proposal
	US 20
	US 26
	US 28	Decommissioned
	US 30
	US 30S	Decommissioned
	US 30N	Decommissioned
	US 84	Cancelled extension into Oregon
	US 95
	US 97
	US 99	Decommissioned
	US 99W	Decommissioned
	US 99E	Decommissioned
	US 101
	US 126	Decommissioned
	US 136	Cancelled extension into Oregon
	US 140	Former proposal
	US 197
	US 199
	US 320	Former proposal
	US 395
	US 420	Former proposal
	US 630	Decommissioned
	US 730

Pennsylvania

Shield	Highway	Notes
	I-67	Proposed
	I-70
	I-70S	Decommissioned
	I-76
	I-78
	I-79
	I-80
	I-80S	Decommissioned
	I-80N	Former proposed number for what is now I-78
	I-81
	I-81E	Decommissioned
	I-81S	Former proposed number for what would become I-81E
	I-82	Former proposed number for what would later be proposed as I-81S
	I-83
	I-84
	I-86 twice	Separated by New York
	I-90
	I-95
	I-99
	I-176
	I-178	Former proposal
	I-179	Former proposed number for what is now part of I-79
	I-180	Decommissioned
	I-180
	I-195	Cancelled extension into Pennsylvania
	I-276
	I-279
	I-280	Decommissioned
	I-283
	I-295
	I-376
	I-378	Decommissioned
	I-380
	I-395	Decommissioned
	I-476
	I-479	Decommissioned
	I-480	Decommissioned
	I-495	Former proposed number for what would become I-480
	I-495	Southbound lanes of I-495 actually begin in Pennsylvania.
	I-576	Proposed
	I-579
	I-676
	I-680	Decommissioned
	I-695	Former proposal
	I-876	Decommissioned
	I-895	Former proposal
	I-895	Former proposal
	US 1
	US 5	Cancelled extension into Pennsylvania
	US 6
	US 6N	Decommissioned
	US 6N
	US 11
	US 13
	US 15
	US 19
	US 20
	US 22
	US 30
	US 40
	US 46	Decommissioned in Pennsylvania
	US 62
	US 106	Decommissioned
	US 111	Decommissioned
	US 119
	US 120	Decommissioned
	US 122	Decommissioned
	US 122	Decommissioned
	US 140	Decommissioned
	US 202
	US 206
	US 209
	US 219
	US 220
	US 222
	US 224
	US 230	Decommissioned
	US 309	Decommissioned
	US 322
	US 422	Split into two parts
	US 522
	US 611 twice	Decommissioned; separated by New Jersey
	US 622	Decommissioned
	US 711	Decommissioned

Puerto Rico

Shield	Highway	Notes
	PRI-1	Unsigned
	PRI-2	Unsigned
	PRI-3	Unsigned

Rhode Island

Shield	Highway	Notes
	I-84	Cancelled extension into Rhode Island
	I-95	shield
	I-95E	Former proposed number for what is now I-195
	I-184	Former proposed number for what was Route 10
	I-195
	I-295
	I-495	Cancelled extension into Rhode Island
	I-895	Former proposal
	US 1
	US 6
	US 44

South Carolina

Shield	Highway	Notes
	I-3	Possible extension into South Carolina
	I-14	Possible extension into South Carolina
	I-20
	I-26
	I-73	Proposed extension into South Carolina
	I-74	Proposed extension into South Carolina
	I-77
	I-77 Temp.	Decommissioned
	I-85
	I-95
	I-99	Former proposal
	I-126
	I-174	Former proposed number for what is now the Robert Edge Parkway
	I-185
	I-326	Decommissioned unsigned highway
	I-385
	I-520
	I-526
	I-585
	I-685	Former proposed number for I-85 Bus.
	US 1
	US 5	Cancelled extension into South Carolina
	US 13	Cancelled extension into South Carolina
	US 15
	US 17
	US 21
	US 25
	US 29
	US 33	Former proposal
	US 52
	US 76
	US 78
	US 117	Decommissioned in South Carolina
	US 123
	US 158	Cancelled extension into South Carolina
	US 176
	US 178
	US 217	Decommissioned
	US 220	Cancelled extension into South Carolina
	US 221
	US 276
	US 278
	US 301
	US 313	Former proposal
	US 319	Cancelled extension into South Carolina
	US 321
	US 378
	US 401	Decommissioned
	US 401
	US 501
	US 521
	US 601
	US 701
	US 901	Former proposal

South Dakota

Shield	Highway	Notes
	I-29
	I-90
	I-190
	I-229
	US 8	Cancelled extension into South Dakota
	US 12
	US 14
	US 16
	US 18
	US 77	Decommissioned in South Dakota
	US 81
	US 83
	US 85
	US 85E	Decommissioned
	US 183
	US 212
	US 216	Decommissioned
	US 281
	US 385

Tennessee

Shield	Highway	Notes
	I-3	Proposed
	I-22	Cancelled in Tennessee
	I-24 twice	Separated by Georgia; shield
	I-24W	Former proposed number for what is now I-155; had no connection with I-24
	I-26
	I-40
	I-55
	I-65
	I-69	Proposed
	I-75
	I-81
	I-124	Unsigned
	I-126	Former proposed number for part of the renumbering of I-181
	I-140
	I-155
	I-169	Proposed
	I-175	Former proposal
	I-181	Decommissioned
	I-240	shield
	I-255	Former proposed number for what is now I-40
	I-265	Decommissioned
	I-269
	I-275
	I-326	Proposed
	I-440
	I-475	Former proposal
	I-640
	I-840	Original proposal was cancelled, but then re-designated from SR 840
	US 11
	US 11W
	US 11E
	US 19
	US 19W
	US 19E
	US 23
	US 25
	US 25W
	US 25E
	US 27
	US 31
	US 31W
	US 31E
	US 33	Former proposal
	US 37	Decommissioned
	US 41
	US 41W	Decommissioned
	US 41W	Decommissioned
	US 41E	Decommissioned
	US 41E	Decommissioned
	US 43
	US 45 twice	Seperated by US 45W & US 45E
	US 45W
	US 45E
	US 51
	US 58
	US 61
	US 63	Decommissioned in Tennessee
	US 64
	US 70
	US 70S
	US 70N
	US 72 twice	Separated by Mississippi & Alabama
	US 74
	US 76
	US 78
	US 79
	US 127
	US 129
	US 143	Decommissioned
	US 231
	US 241	Decommissioned
	US 241	Decommissioned
	US 270	Decommissioned
	US 321
	US 411	Decommissioned
	US 411
	US 412
	US 421
	US 431
	US 441
	US 511	Decommissioned
	US 641

Texas

Shield	Highway	Notes
	I-2
	I-10
	I-14
	I-20
	I-27
	I-30
	I-35
	I-35E
	I-35W
	I-37
	I-40
	I-44
	I-45
	I-49	Exit ramps cross state line.
	I-66	Former number for a proposed renumbering of I-40
	I-69
	I-69W
	I-69C
	I-69E
	I-110
	I-169
	I-214	Proposed
	I-227	Proposed
	I-327	Proposed
	I-345	Unsigned
	I-369
	I-410
	I-610
	I-635
	I-820
	US 11	Cancelled extension into Texas
	US 54 twice	Separated by New Mexico
	US 57
	US 59
	US 60	Former proposed number for what would become US 66
	US 60
	US 62 twice	Separated by New Mexico
	US 66	Decommissioned
	US 67
	US 69
	US 70
	US 71
	US 75
	US 77
	US 79
	US 80
	US 80N	Decommissioned
	US 81
	US 82
	US 83
	US 84
	US 85
	US 87
	US 90
	US 96	Decommissioned
	US 96
	US 114	Former proposal
	US 164	Decommissioned
	US 175
	US 180 twice	Separated by New Mexico
	US 181
	US 183
	US 190
	US 259
	US 271
	US 277
	US 281
	US 283
	US 285
	US 287
	US 290
	US 360 twice	Former proposal; separated by New Mexico
	US 366 twice	Decommissioned; separated by New Mexico
	US 370	Decommissioned
	US 377
	US 380
	US 385	Decommissioned
	US 385
	US 466	Former proposal

Utah

Shield	Highway	Notes
	I-15
	I-15 Temp.	Decommissioned
	I-17	Proposed extension into Utah
	I-70
	I-80
	I-80N	Decommissioned
	I-82	Former proposed number for what became I-80N
	I-82S	Former proposed number for part of what would become I-80N
	I-84
	I-215
	I-415	Former proposed number for what is now I-215
	US-6
	US-24	Cancelled extension into Utah
	US-30	Decommissioned in Utah
	US-30S	Decommissioned
	US-34	Cancelled extension into Utah
	US-40
	US-50
	US-84	Cancelled extension into Utah
	US-89
	US-91
	US-160	Decommissioned in Utah
	US-163	Former proposal
	US-163
	US-189	Decommissioned
	US-189
	US-191 used to be twice	Separated by Wyoming, but the northern Utah segment was decommissioned.
	US-330	Former proposal
	US-450	Decommissioned
	US-491
	US-530	Decommissioned
	US-630	Former proposal
	US-666	Decommissioned

Vermont

Shield	Highway	Notes
	I-89
	I-91
	I-92	Former proposal
	I-92	Former proposal
	I-92	Proposed
	I-93	shield
	I-98	Proposed
	I-189
	I-289	Former proposed number for what is now VT 289
	US 2
	US 4
	US 5 used to be twice	Separated by New Hampshire, which was decommissioned.
	US 7
	US 302

Virginia

Shield	Highway	Notes
	I-13	Former proposed number for parts of US 13 and/or US 17
	I-44	Former proposed number for what is now I-87's proposed extension into Virginia
	I-50	Former proposed number for what is now I-87's proposed extension into Virginia
	I-56	Former proposed number for what is now I-87's proposed extension into Virginia
	I-64
	I-66	Former proposal
	I-66	shield
	I-66N	Former proposed number for what would later be proposed as I-266
	I-73	Proposed extension into Virginia
	I-74	Proposed extension into Virginia
	I-77
	I-81
	I-83	Cancelled extension into Virginia
	I-85	shield
	I-87	Proposed extension into Virginia
	I-89	Former proposed number for what is now I-87's proposed extension into Virginia
	I-95
	I-99	Former proposal
	I-101	Proposed
	I-164	Former proposal
	I-195	shield
	I-264
	I-266	Former proposed number for Spout Run Parkway
	I-295	shield
	I-381
	I-395
	I-464
	I-495	shield
	I-564
	I-581
	I-595	Former proposed number for part of US 1
	I-664
	I-785	Proposed extension into Virginia
	I-864	Former proposal
	I-895	Former proposed number for what is now SR 895, and may become I-895 in the future
	US 1
	US 5	Cancelled extension into Virginia
	US 11
	US 11W
	US 11E
	US 13
	US 15
	US 17
	US 19
	US 21
	US 23
	US 25E	Decommissioned in Virginia
	US 29
	US 33
	US 48
	US 50
	US 52
	US 58
	US 60
	US 60E	Former proposed number for US 60
	US 117	Decommissioned
	US 121	Decommissioned
	US 121	Proposed
	US 158	Decommissioned in Virginia
	US 170	Decommissioned
	US 211
	US 219
	US 220
	US 221
	US 250
	US 258
	US 301	Decommissioned
	US 301
	US 311	Decommissioned in Virginia, but later re-extended into the state
	US 319	Cancelled extension into Virginia
	US 321	Decommissioned in Virginia
	US 340 twice	Separated by West Virginia
	US 360
	US 401	Decommissioned
	US 411	Decommissioned
	US 411	Decommissioned in Virginia
	US 421 used to be twice	Was separated by Tennessee, then was re-routed
	US 460 twice	Separated by West Virginia
	US 501
	US 511	Decommissioned
	US 522

Washington

Shield	Highway	Notes
	I-5
	I-11	Possible extension into Washington
	I-82
	I-90
	I-105	Former proposed number for what is now I-705
	I-182
	I-205
	I-405
	I-605	Former proposal
	I-605	Former proposal
	I-605	Former proposal
	I-705
	US 2
	US 8	Cancelled extension into Washington
	US 10	Decommissioned in Washington
	US 12	Would have been twice, had the extension into Oregon been designated
	US 95	Decommissioned in Washington
	US 97
	US 99	Decommissioned
	US 101
	US 195
	US 197
	US 295	Decommissioned
	US 395
	US 410	Decommissioned
	US 420	Former proposal
	US 730
	US 830	Decommissioned

West Virginia

Shield	Highway	Notes
	I-64
	I-66	Former proposal
	I-68
	I-70
	I-73	Proposed extension into West Virginia
	I-74	Proposed extension into West Virginia
	I-77
	I-79
	I-81
	I-268	Former proposed number for the West Run Expressway
	I-470
	US 11
	US 19
	US 21	Decommissioned in West Virginia
	US 22
	US 30
	US 33
	US 35
	US 40
	US 48	Decommissioned
	US 48
	US 50 twice	Separated by Maryland
	US 50S	Decommissioned
	US 50N	Decommissioned
	US 52 three times	Separated by Kentucky each time
	US 60
	US 119 three times	Separated by Kentucky each time
	US 121	Proposed
	US 219
	US 220
	US 250
	US 340
	US 460
	US 522

Wisconsin

Shield	Highway	Notes
	I-39
	I-41
	I-43
	I-47	Former proposed number for what is now I-41
	I-55	Cancelled extension into Wisconsin
	I-57	Former proposal
	I-90
	I-94
	I-535
	I-594	Former proposed number for what is now I-41
	I-643	Former proposed number for what is now I-41
	I-794	shield
	I-894	shield
	US 2 twice	Separated by Michigan
	US 8
	US 10
	US 12
	US 14
	US 16	Decommissioned in Wisconsin
	US 18
	US 41
	US 45
	US 51
	US 53
	US 55	Former proposal
	US 61
	US 63
	US 110	Decommissioned
	US 112	Former proposal
	US 116	Former proposal
	US 118	Decommissioned
	US 141 twice	Separated by Michigan
	US 151

Wyoming

Shield	Highway	Notes
	I-25
	I-80
	I-90
	I-180
	US 12 twice	Former proposed extension into Wyoming
	US 14
	US 16
	US 18
	US 20
	US 26
	US 30
	US 30S	Decommissioned
	US 30N	Decommissioned
	US 85
	US 85E	Decommissioned
	US 87
	US 87W	Decommissioned
	US 87E	Decommissioned
	US 89
	US 116	Decommissioned; shield
	US 120	Former proposal
	US 136	Cancelled extension into Wyoming
	US 163 twice	Former proposal; separated by US 163W & US 163E
	US 163W	Former proposal
	US 163E	Former proposal
	US 185	Decommissioned; shield
	US 187	Decommissioned
	US 189
	US 191 twice	Separated by a now-decommissioned segment in Utah, a now-decommissioned segment in Idaho, & Montana
	US 212 three times	Separated by Montana
	US 216	Decommissioned
	US 220	Former proposal
	US 285	Decommissioned
	US 287
	US 310
	US 312	Decommissioned
	US 320	Decommissioned
	US 330	Former proposal
	US 420	Decommissioned; shield
	US 530	Former proposal
	US 789	Former proposal