| Houghton Regis to Camas (Washington) | 4,869.73 mi (7,837.07 km) |
| Houghton Regis to Cambridge (Maryland) | 3,617.07 mi (5,821.12 km) |
| Houghton Regis to Cambridge (Massachusetts) | 3,248.15 mi (5,227.39 km) |
| Houghton Regis to Camden (Arkansas) | 4,527.31 mi (7,286.00 km) |
| Houghton Regis to Camden (New Jersey) | 3,515.43 mi (5,657.54 km) |
| Houghton Regis to Cameron Park (California) | 5,228.04 mi (8,413.72 km) |
| Houghton Regis to Camp Pendleton South (California) | 5,429.10 mi (8,737.29 km) |
| Houghton Regis to Camp Springs (Maryland) | 3,639.79 mi (5,857.68 km) |
| Houghton Regis to Camp Verde (Arizona) | 5,170.10 mi (8,320.47 km) |
| Houghton Regis to Campbell (California) | 5,337.47 mi (8,589.83 km) |
| Houghton Regis to Campbellsville (Kentucky) | 4,046.06 mi (6,511.50 km) |
| Houghton Regis to Campton Hills (Illinois) | 3,946.25 mi (6,350.88 km) |
| Houghton Regis to Canby (Oregon) | 4,895.90 mi (7,879.19 km) |
| Houghton Regis to Candelaria (Puerto Rico) | 4,193.70 mi (6,749.10 km) |
| Houghton Regis to Candler-McAfee (Georgia) | 4,178.25 mi (6,724.24 km) |
