| Houghton Regis to Cloverly (Maryland) | 3,629.37 mi (5,840.91 km) |
| Houghton Regis to Clovis (California) | 5,295.17 mi (8,521.75 km) |
| Houghton Regis to Clovis (New Mexico) | 4,872.56 mi (7,841.63 km) |
| Houghton Regis to Clute (Texas) | 4,861.80 mi (7,824.31 km) |
| Houghton Regis to Coachella (California) | 5,362.27 mi (8,629.75 km) |
| Houghton Regis to Coalinga (California) | 5,354.34 mi (8,616.97 km) |
| Houghton Regis to Coamo (Puerto Rico) | 4,217.20 mi (6,786.93 km) |
| Houghton Regis to Coatesville (Pennsylvania) | 3,542.17 mi (5,700.57 km) |
| Houghton Regis to Cockeysville (Maryland) | 3,597.51 mi (5,789.64 km) |
| Houghton Regis to Cocoa (Florida) | 4,298.97 mi (6,918.52 km) |
| Houghton Regis to Cocoa Beach (Florida) | 4,295.59 mi (6,913.08 km) |
| Houghton Regis to Coconut Creek (Florida) | 4,380.58 mi (7,049.86 km) |
| Houghton Regis to Coeur d'Alene (Idaho) | 4,596.44 mi (7,397.26 km) |
| Houghton Regis to Cohoes (New York) | 3,335.97 mi (5,368.72 km) |
| Houghton Regis to Cold Springs (Nevada) | 5,139.48 mi (8,271.20 km) |
