| Omurtag to Cicero (Illinois) | 5,287.24 mi (8,508.99 km) |
| Omurtag to Cimarron Hills (Colorado) | 6,001.30 mi (9,658.16 km) |
| Omurtag to Cincinnati (Ohio) | 5,303.44 mi (8,535.06 km) |
| Omurtag to Cinco Ranch (Texas) | 6,213.20 mi (9,999.18 km) |
| Omurtag to Circleville (Ohio) | 5,221.39 mi (8,403.01 km) |
| Omurtag to Citrus (California) | 6,645.65 mi (10,695.15 km) |
| Omurtag to Citrus Heights (California) | 6,434.51 mi (10,355.34 km) |
| Omurtag to Citrus Park (Florida) | 5,774.04 mi (9,292.42 km) |
| Omurtag to Claiborne (Louisiana) | 5,930.34 mi (9,543.95 km) |
| Omurtag to Claremont (California) | 6,640.77 mi (10,687.28 km) |
| Omurtag to Claremont (New Hampshire) | 4,638.76 mi (7,465.36 km) |
| Omurtag to Claremore (Oklahoma) | 5,851.13 mi (9,416.49 km) |
| Omurtag to Clarksburg (Maryland) | 5,019.35 mi (8,077.86 km) |
| Omurtag to Clarksburg (West Virginia) | 5,136.65 mi (8,266.64 km) |
| Omurtag to Clarksdale (Mississippi) | 5,782.32 mi (9,305.75 km) |
