| Houghton Regis to Crest Hill (Illinois) | 3,952.47 mi (6,360.88 km) |
| Houghton Regis to Crestview (Florida) | 4,419.90 mi (7,113.15 km) |
| Houghton Regis to Crestwood (Illinois) | 3,934.90 mi (6,332.61 km) |
| Houghton Regis to Crestwood (Missouri) | 4,183.21 mi (6,732.23 km) |
| Houghton Regis to Creve Coeur (Missouri) | 4,180.57 mi (6,727.97 km) |
| Houghton Regis to Crofton (Maryland) | 3,620.58 mi (5,826.76 km) |
| Houghton Regis to Crossville (Tennessee) | 4,100.31 mi (6,598.81 km) |
| Houghton Regis to Crowley (Louisiana) | 4,680.18 mi (7,532.02 km) |
| Houghton Regis to Crowley (Texas) | 4,752.52 mi (7,648.44 km) |
| Houghton Regis to Crown Point (Indiana) | 3,930.74 mi (6,325.91 km) |
| Houghton Regis to Crystal (Minnesota) | 3,982.35 mi (6,408.97 km) |
| Houghton Regis to Crystal Lake (Illinois) | 3,929.90 mi (6,324.56 km) |
| Houghton Regis to Cudahy (California) | 5,412.74 mi (8,710.96 km) |
| Houghton Regis to Cudahy (Wisconsin) | 3,878.99 mi (6,242.64 km) |
| Houghton Regis to Cullman (Alabama) | 4,259.46 mi (6,854.94 km) |
