Interstates = I-XX
US Highway = US-XX
State Highway = State Hwy XX
County Road = CR-XX
Note: There are "Country Streets" which follow a different naming system. Please fill in. Interstates throughout the state
- I-35 Texas to Kansas
- I-40 Texas to Arkansas
- I-44 Texas to Missouri
- I-235 Spur through Oklahoma City
- I-240 Spur between Oklahoma City and Moore
- I-244 Bypass of Tulsa
- I-444 Auxiliary to I-244 in Tulsa