Map of the United States showing Intrastate Interstate Highways with interstate shields and lines highlighted in red.
Intrastate Interstate Highways or Intrastate U.S. Highways are either of those highways in the Interstate Highway System or the U.S. Highway System located entirely within one U.S. state, having their whole length in one state, and does not have even 1 inch passing to another state.
Interstate Highways[]
Interstate 2 Texas
Interstate 4 Florida
Interstate 7 California
Interstate 11 Nevada
Interstate 12 Louisiana
Interstate 14 Texas
Interstate 16 Georgia
Interstate 17 Arizona
Interstate 18 California
Interstate 19 Arizona
Interstate 27 Texas
Interstate 37 Texas
Interstate 43 Wisconsin
Interstate 45 Texas
Interstate 47 Michigan
Interstate 86 Idaho
Interstate 87 New York
Interstate 87 North Carolina
Interstate 88 Illinois
Interstate 88 New York
Interstate 96 Michigan
Interstate 97 Maryland
U.S. Highways[]
U.S. Route 28 Oregon
U.S. Route 46 New Jersey
U.S. Route 48 California
U.S. Route 57 Texas
U.S. Route 88 Georgia
U.S. Route 92 Florida
U.S. Route 94 Florida
U.S. Route 96 Texas
U.S. Route 102 Michigan
U.S. Route 103 Maine
U.S. Route 104 New York
U.S. Route 109 New York
U.S. Route 110 Wisconsin
U.S. Route 117 North Carolina
U.S. Route 118 Wisconsin
U.S. Route 120 Pennsylvania
U.S. Route 122 Pennsylvania
U.S. Route 130 New Jersey
U.S. Route 158 North Carolina
U.S. Route 161 Iowa
U.S. Route 171 Louisiana
U.S. Route 175 Texas
U.S. Route 181 Texas
U.S. Route 188 Georgia
U.S. Route 192 Florida
U.S. Route 201 Maine
U.S. Route 206 New Jersey
U.S. Route 210 Minnesota
U.S. Route 211 Virginia
U.S. Route 247 Utah
U.S. Route 264 North Carolina
U.S. Route 266 Oklahoma
U.S. Route 290 Texas
U.S. Route 341 Georgia
U.S. Route 350 Colorado
U.S. Route 360 Virginia
U.S. Route 386 Colorado
U.S. Route 430 Illinois
U.S. Route 541 Florida
U.S. Route 830 Washington
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| Signed | 1 • 2 • 3 • 4 • 5 • 7 • 8 • 9 • 10 • 11 • 12 • 14 • 15 • 16 • 17 • 18 • 19 • 20 • 21 • 22 • 23 • 24 • 25 • 26 • 27 • 29 • 30 • 35 • 37 • 39 • 40 • 41 • 42 • 43 • 44 • 45 • 47 • 48 • 49 • 50 • 53 • 55 • 57 • 59 • 60 • 64 • 65 • 66 • 68 • 69 • 70 • 71 • 72 • 73 • 74 • 75 • 76 (CO–NE • OH–NJ) • 77 • 78 • 79 • 80 • 81 • 82 • 83 • 84 (OR–UT • PA–MA) • 85 • 86 (ID • PA–NY) • 87 (NC • NY) • 88 (IL • NY) • 89 • 90 • 91 • 92 • 93 • 94 • 95 • 96 • 97 • 98 • 99 • 101 • H-1 • H-2 • H-3 | ||||||||||
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| Unsigned | A-1 • A-2 • A-3 • A-4 • PR-1 • PR-2 • PR-3 | ||||||||||
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| Lists | Primary • Auxiliary • Intrastate • Suffixed • Business • Future • Former • Hypothetical (Auxiliary • Business) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Other | Standards • Intrastate • Temporary • Bypassed • Gaps • Tolled | ||||||||||
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| Major Interstates are written in bold. |
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| 1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 • 16 • 17 • 18 • 19 • 20 • 21 • 22 • 23 • 24 • 25 • 26 • 27 • 28 • 29 • 30 • 31 • 32 • 33 • 34 • 35 • 36 • 37 • 38 • 39 • 40 • 41 • 42 • 43 • 44 • 45 • 46 • 47 • 48 (CA • WV–MD • WV–VA) • 49 • 50 • 51 • 52 • 53 • 54 • 55 • 56 • 57 • 58 • 59 • 60 • 61 • 62 • 63 • 64 • 65 • 66 • 67 • 68 • 69 • 70 • 71 • 72 • 73 • 74 • 75 • 76 • 77 • 78 • 79 • 80 • 81 • 82 • 83 • 84 • 85 • 86 • 87 • 88 • 89 • 90 • 91 • 92 • 93 • 94 • 95 • 96 (1926–1939 • 1939–Current) • 97 • 98 • 99 • 101 • 163 • 400 • 412 • 425 |
| Primary routes • Auxiliary routes • Divided routes • Special routes • Intrastate routes • Former routes • Intrastate • Hypothetical (Auxiliary • Special) |
| Major U.S Routes are written in bold. Former U.S. Routes that are no longer part of the system are written in italic. |
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