| Roman to Clermont (Florida) | 5,593.99 mi (9,002.66 km) |
| Roman to Cleveland (Mississippi) | 5,653.55 mi (9,098.52 km) |
| Roman to Cleveland (Ohio) | 4,926.62 mi (7,928.62 km) |
| Roman to Cleveland (Tennessee) | 5,366.16 mi (8,636.00 km) |
| Roman to Cleveland Heights (Ohio) | 4,920.72 mi (7,919.13 km) |
| Roman to Cliffside Park (New Jersey) | 4,676.69 mi (7,526.40 km) |
| Roman to Clifton (Colorado) | 5,889.12 mi (9,477.62 km) |
| Roman to Clifton (New Jersey) | 4,681.17 mi (7,533.61 km) |
| Roman to Clinton (Iowa) | 5,197.58 mi (8,364.70 km) |
| Roman to Clinton (Maryland) | 4,887.54 mi (7,865.74 km) |
| Roman to Clinton (Mississippi) | 5,715.80 mi (9,198.69 km) |
| Roman to Clinton (Utah) | 5,851.73 mi (9,417.45 km) |
| Roman to Clive (Iowa) | 5,322.91 mi (8,566.40 km) |
| Roman to Cloquet (Minnesota) | 5,004.42 mi (8,053.84 km) |
| Roman to Cloverleaf (Texas) | 6,028.46 mi (9,701.88 km) |
