| Elk City to Cadillac (Michigan) | 961.02 mi (1,546.61 km) |
| Elk City to Caguas (Puerto Rico) | 2,358.66 mi (3,795.90 km) |
| Elk City to Cahokia (Illinois) | 555.51 mi (894.01 km) |
| Elk City to Calabasas (California) | 1,093.71 mi (1,760.16 km) |
| Elk City to Caldwell (Idaho) | 1,077.95 mi (1,734.80 km) |
| Elk City to Caledonia (Wisconsin) | 802.53 mi (1,291.55 km) |
| Elk City to Calera (Alabama) | 740.51 mi (1,191.73 km) |
| Elk City to Calexico (California) | 937.41 mi (1,508.62 km) |
| Elk City to Calhoun (Georgia) | 822.39 mi (1,323.51 km) |
| Elk City to California (Maryland) | 1,280.65 mi (2,061.01 km) |
| Elk City to California City (California) | 1,038.91 mi (1,671.96 km) |
| Elk City to Callaway (Florida) | 882.87 mi (1,420.85 km) |
| Elk City to Calumet City (Illinois) | 772.01 mi (1,242.44 km) |
| Elk City to Calverton (Maryland) | 1,259.20 mi (2,026.49 km) |
| Elk City to Camano (Washington) | 1,470.63 mi (2,366.75 km) |
