State Highway 31 | ||||
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Route information | ||||
Maintained by TxDOT | ||||
Length: | 143.3 mi (230.6 km) | |||
Existed: | before 1939 – present | |||
Major junctions | ||||
West end: |
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East end: |
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Location | ||||
Counties: | McLennan, Hill, Navarro, Henderson, Smith, Gregg | |||
Highway system | ||||
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I-45 / US 287 in Corsicana
US 175 in Athens
US 69 in Tyler
US 271 in Tyler
US 259 in Kilgore