| Probistip to Oerlinghausen | 935.33 mi (1,505.26 km) |
| Probistip to Oestrich-Winkel | 874.44 mi (1,407.28 km) |
| Probistip to Offenburg | 822.84 mi (1,324.24 km) |
| Probistip to Oftersheim | 828.71 mi (1,333.68 km) |
| Probistip to Ohrdruf | 816.55 mi (1,314.10 km) |
| Probistip to Ohringen | 787.83 mi (1,267.89 km) |
| Probistip to Olbernhau | 731.76 mi (1,177.65 km) |
| Probistip to Olching | 680.39 mi (1,094.98 km) |
| Probistip to Oldenburg | 1,004.95 mi (1,617.31 km) |
| Probistip to Oldenburg in Holstein | 994.29 mi (1,600.16 km) |
| Probistip to Olfen | 966.05 mi (1,554.71 km) |
| Probistip to Olpe | 921.14 mi (1,482.44 km) |
| Probistip to Olsberg | 913.36 mi (1,469.91 km) |
| Probistip to Oranienburg | 851.61 mi (1,370.53 km) |
| Probistip to Ortenberg | 850.92 mi (1,369.42 km) |
