| Klazienaveen to Oerlinghausen | 88.61 mi (142.61 km) |
| Klazienaveen to Oestrich-Winkel | 193.87 mi (312.01 km) |
| Klazienaveen to Offenburg | 297.72 mi (479.13 km) |
| Klazienaveen to Oftersheim | 242.51 mi (390.28 km) |
| Klazienaveen to Ohrdruf | 207.36 mi (333.71 km) |
| Klazienaveen to Ohringen | 267.52 mi (430.54 km) |
| Klazienaveen to Olbernhau | 306.98 mi (494.04 km) |
| Klazienaveen to Olching | 366.49 mi (589.81 km) |
| Klazienaveen to Oldenburg | 58.57 mi (94.26 km) |
| Klazienaveen to Oldenburg in Holstein | 193.32 mi (311.11 km) |
| Klazienaveen to Olfen | 72.25 mi (116.28 km) |
| Klazienaveen to Olpe | 124.02 mi (199.59 km) |
| Klazienaveen to Olsberg | 114.88 mi (184.88 km) |
| Klazienaveen to Oranienburg | 261.50 mi (420.84 km) |
| Klazienaveen to Ortenberg | 186.83 mi (300.67 km) |
