| Oklahoma City to Cadillac (Michigan) | 881.30 mi (1,418.32 km) |
| Oklahoma City to Caguas (Puerto Rico) | 2,261.04 mi (3,638.79 km) |
| Oklahoma City to Cahokia (Illinois) | 457.53 mi (736.32 km) |
| Oklahoma City to Calabasas (California) | 1,201.44 mi (1,933.53 km) |
| Oklahoma City to Caldwell (Idaho) | 1,161.95 mi (1,869.98 km) |
| Oklahoma City to Caledonia (Wisconsin) | 722.50 mi (1,162.76 km) |
| Oklahoma City to Calera (Alabama) | 635.25 mi (1,022.33 km) |
| Oklahoma City to Calexico (California) | 1,045.29 mi (1,682.23 km) |
| Oklahoma City to Calhoun (Georgia) | 714.60 mi (1,150.04 km) |
| Oklahoma City to California (Maryland) | 1,175.30 mi (1,891.46 km) |
| Oklahoma City to California City (California) | 1,145.99 mi (1,844.29 km) |
| Oklahoma City to Callaway (Florida) | 785.28 mi (1,263.79 km) |
| Oklahoma City to Calumet City (Illinois) | 684.93 mi (1,102.29 km) |
| Oklahoma City to Calverton (Maryland) | 1,155.04 mi (1,858.86 km) |
| Oklahoma City to Camano (Washington) | 1,545.48 mi (2,487.21 km) |
