| Leighton Buzzard to Caguas (Puerto Rico) | 4,189.58 mi (6,742.48 km) |
| Leighton Buzzard to Cahokia (Illinois) | 4,169.56 mi (6,710.26 km) |
| Leighton Buzzard to Calabasas (California) | 5,413.28 mi (8,711.83 km) |
| Leighton Buzzard to Caldwell (Idaho) | 4,812.95 mi (7,745.69 km) |
| Leighton Buzzard to Caledonia (Wisconsin) | 3,880.75 mi (6,245.46 km) |
| Leighton Buzzard to Calera (Alabama) | 4,301.92 mi (6,923.27 km) |
| Leighton Buzzard to Calexico (California) | 5,392.84 mi (8,678.93 km) |
| Leighton Buzzard to Calhoun (Georgia) | 4,161.94 mi (6,698.00 km) |
| Leighton Buzzard to California (Maryland) | 3,639.77 mi (5,857.65 km) |
| Leighton Buzzard to California City (California) | 5,329.51 mi (8,577.02 km) |
| Leighton Buzzard to Callaway (Florida) | 4,403.21 mi (7,086.28 km) |
| Leighton Buzzard to Calumet City (Illinois) | 3,923.61 mi (6,314.44 km) |
| Leighton Buzzard to Calverton (Maryland) | 3,623.69 mi (5,831.77 km) |
| Leighton Buzzard to Camano (Washington) | 4,718.45 mi (7,593.61 km) |
| Leighton Buzzard to Camarillo (California) | 5,419.89 mi (8,722.47 km) |
