| Roman to Castle Rock (Colorado) | 5,775.20 mi (9,294.29 km) |
| Roman to Castro Valley (California) | 6,282.66 mi (10,110.96 km) |
| Roman to Catalina Foothills (Arizona) | 6,366.00 mi (10,245.08 km) |
| Roman to Cataño (Puerto Rico) | 5,436.21 mi (8,748.74 km) |
| Roman to Cathedral City (California) | 6,410.79 mi (10,317.17 km) |
| Roman to Catonsville (Maryland) | 4,856.08 mi (7,815.11 km) |
| Roman to Cave Spring (Virginia) | 5,080.40 mi (8,176.12 km) |
| Roman to Cayce (South Carolina) | 5,286.94 mi (8,508.51 km) |
| Roman to Cayey (Puerto Rico) | 5,453.10 mi (8,775.91 km) |
| Roman to Cedar City (Utah) | 6,090.08 mi (9,801.03 km) |
| Roman to Cedar Falls (Iowa) | 5,231.35 mi (8,419.04 km) |
| Roman to Cedar Hill (Texas) | 5,931.02 mi (9,545.06 km) |
| Roman to Cedar Lake (Indiana) | 5,130.53 mi (8,256.79 km) |
| Roman to Cedar Mill (Oregon) | 5,789.09 mi (9,316.64 km) |
| Roman to Cedar Park (Texas) | 6,077.69 mi (9,781.10 km) |
