| Caversham to Oerlinghausen | 413.78 mi (665.91 km) |
| Caversham to Oestrich-Winkel | 404.99 mi (651.77 km) |
| Caversham to Offenburg | 446.40 mi (718.42 km) |
| Caversham to Oftersheim | 444.61 mi (715.53 km) |
| Caversham to Ohrdruf | 508.74 mi (818.73 km) |
| Caversham to Ohringen | 487.22 mi (784.10 km) |
| Caversham to Olbernhau | 622.62 mi (1,002.01 km) |
| Caversham to Olching | 591.47 mi (951.88 km) |
| Caversham to Oldenburg | 404.72 mi (651.33 km) |
| Caversham to Oldenburg in Holstein | 530.86 mi (854.34 km) |
| Caversham to Olfen | 358.91 mi (577.61 km) |
| Caversham to Olpe | 381.95 mi (614.69 km) |
| Caversham to Olsberg | 407.34 mi (655.56 km) |
| Caversham to Oranienburg | 608.46 mi (979.23 km) |
| Caversham to Ortenberg | 443.21 mi (713.27 km) |
