Oklahoma State Highway 1

State Highway 1
Route information
Maintained by ODOT
Length209.7 mi (337.5 km)
Existed1968–present
Major junctions
West end US 177 / SH-199 east of Mannsville
Major intersections
East end AR 88 at the Arkansas state line
Location
CountryUnited States
StateOklahoma
Highway system
  • Oklahoma State Highway System
I-444 SH-2

State Highway 1, sometimes abbreviated as SH-1, is a 209.7-mile (337 km) highway maintained by the U.S. state of Oklahoma. It travels through the southeastern part of the state, nicknamed Little Dixie. SH-1 is signed east and west.