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[]
U.S. Highways[]
Interstate Highway System |
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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) |
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Other | Standards • Intrastate • Temporary • Bypassed • Gaps • Tolled |
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Major Interstates are written in bold. |
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U.S. Highway System |
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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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