| Charlton Kings to Oerlinghausen | 455.86 mi (733.63 km) |
| Charlton Kings to Oestrich-Winkel | 455.76 mi (733.47 km) |
| Charlton Kings to Offenburg | 500.07 mi (804.79 km) |
| Charlton Kings to Oftersheim | 496.57 mi (799.15 km) |
| Charlton Kings to Ohrdruf | 555.25 mi (893.59 km) |
| Charlton Kings to Ohringen | 538.99 mi (867.42 km) |
| Charlton Kings to Olbernhau | 668.57 mi (1,075.96 km) |
| Charlton Kings to Olching | 643.94 mi (1,036.32 km) |
| Charlton Kings to Oldenburg | 439.43 mi (707.20 km) |
| Charlton Kings to Oldenburg in Holstein | 560.62 mi (902.24 km) |
| Charlton Kings to Olfen | 402.57 mi (647.87 km) |
| Charlton Kings to Olpe | 429.06 mi (690.51 km) |
| Charlton Kings to Olsberg | 452.63 mi (728.43 km) |
| Charlton Kings to Oranienburg | 646.78 mi (1,040.88 km) |
| Charlton Kings to Ortenberg | 492.21 mi (792.14 km) |
