| Roman to Cicero (Illinois) | 5,116.17 mi (8,233.68 km) |
| Roman to Cimarron Hills (Colorado) | 5,801.61 mi (9,336.79 km) |
| Roman to Cincinnati (Ohio) | 5,146.11 mi (8,281.86 km) |
| Roman to Cinco Ranch (Texas) | 6,051.58 mi (9,739.08 km) |
| Roman to Circleville (Ohio) | 5,066.25 mi (8,153.35 km) |
| Roman to Citrus (California) | 6,425.81 mi (10,341.34 km) |
| Roman to Citrus Heights (California) | 6,204.03 mi (9,984.42 km) |
| Roman to Citrus Park (Florida) | 5,651.48 mi (9,095.18 km) |
| Roman to Claiborne (Louisiana) | 5,771.36 mi (9,288.10 km) |
| Roman to Claremont (California) | 6,421.26 mi (10,334.01 km) |
| Roman to Claremont (New Hampshire) | 4,494.60 mi (7,233.36 km) |
| Roman to Claremore (Oklahoma) | 5,675.72 mi (9,134.19 km) |
| Roman to Clarksburg (Maryland) | 4,877.75 mi (7,849.98 km) |
| Roman to Clarksburg (West Virginia) | 4,988.12 mi (8,027.61 km) |
| Roman to Clarksdale (Mississippi) | 5,623.42 mi (9,050.02 km) |
