| Oak Ridge to Carterton | 4,030.87 mi (6,487.06 km) |
| Oak Ridge to Castle Bromwich | 4,006.17 mi (6,447.32 km) |
| Oak Ridge to Castleford | 3,996.34 mi (6,431.49 km) |
| Oak Ridge to Castleton | 3,967.22 mi (6,384.63 km) |
| Oak Ridge to Caterham | 4,103.15 mi (6,603.38 km) |
| Oak Ridge to Catford | 4,101.59 mi (6,600.88 km) |
| Oak Ridge to Caversham | 4,062.62 mi (6,538.15 km) |
| Oak Ridge to Chaddesden | 4,010.45 mi (6,454.20 km) |
| Oak Ridge to Chalfont Saint Peter | 4,076.13 mi (6,559.90 km) |
| Oak Ridge to Chandlers Ford | 4,057.50 mi (6,529.92 km) |
| Oak Ridge to Chapel en le Frith | 3,983.03 mi (6,410.06 km) |
| Oak Ridge to Chapeltown | 3,997.61 mi (6,433.54 km) |
| Oak Ridge to Chard | 3,995.23 mi (6,429.71 km) |
| Oak Ridge to Charlton Kings | 4,009.77 mi (6,453.10 km) |
| Oak Ridge to Chatham | 4,125.22 mi (6,638.91 km) |
