| Castle Bromwich to Oerlinghausen | 443.44 mi (713.65 km) |
| Castle Bromwich to Oestrich-Winkel | 456.74 mi (735.05 km) |
| Castle Bromwich to Offenburg | 509.64 mi (820.19 km) |
| Castle Bromwich to Oftersheim | 500.16 mi (804.92 km) |
| Castle Bromwich to Ohrdruf | 548.08 mi (882.06 km) |
| Castle Bromwich to Ohringen | 541.88 mi (872.08 km) |
| Castle Bromwich to Olbernhau | 660.08 mi (1,062.29 km) |
| Castle Bromwich to Olching | 648.40 mi (1,043.50 km) |
| Castle Bromwich to Oldenburg | 419.46 mi (675.06 km) |
| Castle Bromwich to Oldenburg in Holstein | 535.60 mi (861.96 km) |
| Castle Bromwich to Olfen | 392.58 mi (631.80 km) |
| Castle Bromwich to Olpe | 423.66 mi (681.81 km) |
| Castle Bromwich to Olsberg | 444.34 mi (715.10 km) |
| Castle Bromwich to Oranienburg | 629.09 mi (1,012.43 km) |
| Castle Bromwich to Ortenberg | 489.48 mi (787.74 km) |
