| Borehamwood to Caguas (Puerto Rico) | 4,203.72 mi (6,765.23 km) |
| Borehamwood to Cahokia (Illinois) | 4,192.37 mi (6,746.96 km) |
| Borehamwood to Calabasas (California) | 5,437.61 mi (8,750.98 km) |
| Borehamwood to Caldwell (Idaho) | 4,837.37 mi (7,784.99 km) |
| Borehamwood to Caledonia (Wisconsin) | 3,903.87 mi (6,282.68 km) |
| Borehamwood to Calera (Alabama) | 4,323.57 mi (6,958.11 km) |
| Borehamwood to Calexico (California) | 5,417.01 mi (8,717.83 km) |
| Borehamwood to Calhoun (Georgia) | 4,183.57 mi (6,732.80 km) |
| Borehamwood to California (Maryland) | 3,660.94 mi (5,891.71 km) |
| Borehamwood to California City (California) | 5,353.84 mi (8,616.17 km) |
| Borehamwood to Callaway (Florida) | 4,424.21 mi (7,120.07 km) |
| Borehamwood to Calumet City (Illinois) | 3,946.56 mi (6,351.37 km) |
| Borehamwood to Calverton (Maryland) | 3,645.07 mi (5,866.18 km) |
| Borehamwood to Camano (Washington) | 4,742.76 mi (7,632.73 km) |
| Borehamwood to Camarillo (California) | 5,444.22 mi (8,761.63 km) |
