| Barwell to Oerlinghausen | 425.07 mi (684.08 km) |
| Barwell to Oestrich-Winkel | 440.73 mi (709.29 km) |
| Barwell to Offenburg | 495.89 mi (798.05 km) |
| Barwell to Oftersheim | 484.74 mi (780.11 km) |
| Barwell to Ohrdruf | 530.38 mi (853.56 km) |
| Barwell to Ohringen | 526.24 mi (846.90 km) |
| Barwell to Olbernhau | 642.12 mi (1,033.39 km) |
| Barwell to Olching | 633.06 mi (1,018.81 km) |
| Barwell to Oldenburg | 400.52 mi (644.58 km) |
| Barwell to Oldenburg in Holstein | 516.70 mi (831.54 km) |
| Barwell to Olfen | 374.56 mi (602.79 km) |
| Barwell to Olpe | 406.35 mi (653.96 km) |
| Barwell to Olsberg | 426.53 mi (686.44 km) |
| Barwell to Oranienburg | 610.22 mi (982.06 km) |
| Barwell to Ortenberg | 472.62 mi (760.62 km) |
