| Boston to Crest Hill (Illinois) | 3,937.69 mi (6,337.10 km) |
| Boston to Crestview (Florida) | 4,418.10 mi (7,110.25 km) |
| Boston to Crestwood (Illinois) | 3,920.34 mi (6,309.18 km) |
| Boston to Crestwood (Missouri) | 4,169.88 mi (6,710.77 km) |
| Boston to Creve Coeur (Missouri) | 4,167.06 mi (6,706.24 km) |
| Boston to Crofton (Maryland) | 3,618.48 mi (5,823.38 km) |
| Boston to Crossville (Tennessee) | 4,094.45 mi (6,589.38 km) |
| Boston to Crowley (Louisiana) | 4,673.44 mi (7,521.18 km) |
| Boston to Crowley (Texas) | 4,738.96 mi (7,626.62 km) |
| Boston to Crown Point (Indiana) | 3,916.76 mi (6,303.42 km) |
| Boston to Crystal (Minnesota) | 3,959.62 mi (6,372.39 km) |
| Boston to Crystal Lake (Illinois) | 3,914.19 mi (6,299.28 km) |
| Boston to Cudahy (California) | 5,379.63 mi (8,657.68 km) |
| Boston to Cudahy (Wisconsin) | 3,862.83 mi (6,216.63 km) |
| Boston to Cullman (Alabama) | 4,253.88 mi (6,845.95 km) |
