| Roman to Camas (Washington) | 5,778.64 mi (9,299.83 km) |
| Roman to Cambridge (Maryland) | 4,865.82 mi (7,830.78 km) |
| Roman to Cambridge (Massachusetts) | 4,494.94 mi (7,233.90 km) |
| Roman to Camden (Arkansas) | 5,736.89 mi (9,232.63 km) |
| Roman to Camden (New Jersey) | 4,761.59 mi (7,663.04 km) |
| Roman to Cameron Park (California) | 6,199.52 mi (9,977.17 km) |
| Roman to Camp Pendleton South (California) | 6,470.51 mi (10,413.28 km) |
| Roman to Camp Springs (Maryland) | 4,885.34 mi (7,862.19 km) |
| Roman to Camp Verde (Arizona) | 6,252.10 mi (10,061.78 km) |
| Roman to Campbell (California) | 6,308.27 mi (10,152.18 km) |
| Roman to Campbellsville (Kentucky) | 5,269.95 mi (8,481.17 km) |
| Roman to Campton Hills (Illinois) | 5,132.34 mi (8,259.71 km) |
| Roman to Canby (Oregon) | 5,804.69 mi (9,341.75 km) |
| Roman to Candelaria (Puerto Rico) | 5,441.21 mi (8,756.79 km) |
| Roman to Candler-McAfee (Georgia) | 5,420.47 mi (8,723.40 km) |
