List of auxiliary Interstate Highways

This is a list of auxiliary Interstate Highways. These are interstate highways with three digits.

Hawaii
H-201
California
I-105
I-205
I-405
I-505
I-605
I-805
I-905
Oregon
I-105
I-405
Oregon-Washington
I-205
Washington
I-405
I-705
California
I-110
I-210
I-710
Florida
I-110
Louisiana
I-110
I-210
I-310
I-510
I-610
Mississippi
I-110
Texas
I-110
I-410
I-610
California
I-215
Montana
I-115
Nevada
I-215
I-515
Utah
I-215
Georgia
I-516
Georgia-South Carolina
I-520
Louisiana
I-220
Mississippi
I-220
Texas
I-820
Tennessee
I-124
Colorado
I-225
South Carolina
I-126
I-526
Iowa-Nebraska
I-129
Missouri
I-229
South Dakota
I-229
Arkansas
I-430
I-530
I-630
Iowa
I-235
Kansas
I-135
I-235
I-335
Kansas-Missouri
I-435
I-635
Minnesota-Wisconsin
I-535
Oklahoma
I-235
Texas
I-635
California
I-238
Arkansas
I-440
I-540
North Carolina
I-140
I-240
I-440
I-540
I-840
Oklahoma
I-240
Tennessee
I-140
I-240
I-440
I-640
I-840
Oklahoma
I-244
I-444
Illinois
I-155
I-355
Illinois-Missouri
I-255
Missouri-Tennessee
I-155
Alabama
I-359
I-459
I-759
Kentucky
I-264
Virginia
I-264
I-464
I-564
I-664
Alabama
I-165
I-565
Indiana
I-465
I-865
Indiana-Kentucky
I-265
Kentucky
I-165
Indiana
I-469
Kentucky
I-169
Mississippi-Tennessee
I-269
Texas
I-169
I-369
Colorado
I-270
Illinois-Missouri
I-270
Kansas
I-470
Kansas-Missouri
I-670
Maryland
I-270
I-270 Spur
I-370
Missouri
I-170
I-470
Ohio
I-270
I-670
Ohio-West Virginia
I-470
Kentucky-Ohio
I-471
Ohio
I-271
Illinois
I-172
Illinois
I-474
Florida
I-175
I-275
I-375
Georgia
I-475
I-575
I-675
Indiana-Kentucky-Ohio
I-275
Michigan
I-275
I-375
I-475
I-675
Ohio
I-475
I-675
Tennessee
I-275
Pennsylvania
I-176
I-276
I-376
I-476
Pennsylvania-New Jersey
I-676
North Carolina
I-277
Ohio
I-277
New Jersey-New York
I-278
New York
I-678
Pennsylvania
I-279
I-579
California
I-280
I-380
I-580
I-680
I-880
I-980
Illinois
I-180
Illinois-Iowa
I-280
Iowa
I-380
I-880
Iowa-Nebraska
I-480
I-680
Nebraska
I-180
Nevada
I-580
New Jersey
I-280
Ohio
I-280
I-480
I-680
Pennsylvania
I-180
I-380
Wyoming
I-180
New York
I-481
I-781
Virginia
I-381
I-581
Washington
I-182
Pennsylvania
I-283
Connecticut
I-384
Connecticut-New York
I-684
Idaho
I-184
Georgia
I-185
I-285
I-985
North Carolina
I-285
I-485
I-785
South Carolina
I-185
I-385
I-585
New Jersey-New York
I-287
New York
I-587
I-787
Vermont
I-189
Illinois
I-190
I-290
Massachusetts
I-190
I-290
New York
I-190
I-290
I-390
I-490
I-590
I-690
I-790
I-890
I-990
Ohio
I-490
South Dakota
I-190
Connecticut
I-291
I-691
Massachusetts
I-291
I-391
New Hampshire
I-293
I-393
Illinois
I-294
Michigan
I-194
Minnesota
I-394
I-494
I-694
Wisconsin
I-794
I-894
Connecticut-Massachusetts
I-395
Delaware
I-495
Delaware-New Jersey
I-295
District of Columbia
I-695
District of Columbia-Maryland
I-295
District of Columbia-Maryland-Virginia
I-495
District of Columbia-Virginia
I-395
Florida
I-195
I-295
I-395
I-595
Maine
I-195
I-295
I-395
Maryland
I-195
I-395
I-695
I-795
I-895
Massachusetts
I-495
Massachusetts-Rhode Island
I-195
I-295
New Jersey-Pennsylvania
I-195
New York
I-295
I-495
I-695
I-895
North Carolina
I-295
I-795
Virginia
I-195
I-295
Michigan
I-196
I-296
I-696

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