| Boston to Cookeville (Tennessee) | 4,103.53 mi (6,603.99 km) |
| Boston to Coolidge (Arizona) | 5,222.94 mi (8,405.52 km) |
| Boston to Coon Rapids (Minnesota) | 3,951.20 mi (6,358.84 km) |
| Boston to Cooper City (Florida) | 4,405.78 mi (7,090.43 km) |
| Boston to Coos Bay (Oregon) | 5,002.87 mi (8,051.34 km) |
| Boston to Copiague (New York) | 3,411.99 mi (5,491.07 km) |
| Boston to Coppell (Texas) | 4,704.79 mi (7,571.63 km) |
| Boston to Copperas Cove (Texas) | 4,837.37 mi (7,785.00 km) |
| Boston to Coral Gables (Florida) | 4,422.94 mi (7,118.04 km) |
| Boston to Coral Springs (Florida) | 4,393.08 mi (7,069.98 km) |
| Boston to Coral Terrace (Florida) | 4,422.10 mi (7,116.68 km) |
| Boston to Coralville (Iowa) | 4,059.46 mi (6,533.07 km) |
| Boston to Coram (New York) | 3,387.18 mi (5,451.13 km) |
| Boston to Corcoran (California) | 5,298.52 mi (8,527.15 km) |
| Boston to Cordele (Georgia) | 4,244.59 mi (6,831.00 km) |
