| Ostercappeln to Oerlinghausen | 32.23 mi (51.87 km) |
| Ostercappeln to Oestrich-Winkel | 162.68 mi (261.81 km) |
| Ostercappeln to Offenburg | 268.63 mi (432.33 km) |
| Ostercappeln to Oftersheim | 206.43 mi (332.21 km) |
| Ostercappeln to Ohrdruf | 150.22 mi (241.75 km) |
| Ostercappeln to Ohringen | 224.56 mi (361.40 km) |
| Ostercappeln to Olbernhau | 248.17 mi (399.39 km) |
| Ostercappeln to Olching | 317.35 mi (510.72 km) |
| Ostercappeln to Oldenburg | 54.86 mi (88.29 km) |
| Ostercappeln to Oldenburg in Holstein | 173.50 mi (279.23 km) |
| Ostercappeln to Olfen | 56.74 mi (91.32 km) |
| Ostercappeln to Olpe | 93.70 mi (150.80 km) |
| Ostercappeln to Olsberg | 69.91 mi (112.51 km) |
| Ostercappeln to Oranienburg | 212.01 mi (341.20 km) |
| Ostercappeln to Ortenberg | 142.28 mi (228.97 km) |
