| Sudbury to Oerlinghausen | 385.13 mi (619.80 km) |
| Sudbury to Oestrich-Winkel | 378.78 mi (609.59 km) |
| Sudbury to Offenburg | 423.65 mi (681.81 km) |
| Sudbury to Oftersheim | 419.36 mi (674.90 km) |
| Sudbury to Ohrdruf | 480.76 mi (773.71 km) |
| Sudbury to Ohringen | 461.80 mi (743.20 km) |
| Sudbury to Olbernhau | 594.54 mi (956.82 km) |
| Sudbury to Olching | 566.76 mi (912.11 km) |
| Sudbury to Oldenburg | 376.30 mi (605.59 km) |
| Sudbury to Oldenburg in Holstein | 503.04 mi (809.57 km) |
| Sudbury to Olfen | 330.38 mi (531.70 km) |
| Sudbury to Olpe | 354.09 mi (569.86 km) |
| Sudbury to Olsberg | 379.07 mi (610.06 km) |
| Sudbury to Oranienburg | 579.76 mi (933.03 km) |
| Sudbury to Ortenberg | 416.05 mi (669.56 km) |
