| Pefka to Oerlinghausen | 1,034.65 mi (1,665.10 km) |
| Pefka to Oestrich-Winkel | 969.96 mi (1,560.99 km) |
| Pefka to Offenburg | 914.21 mi (1,471.28 km) |
| Pefka to Oftersheim | 923.36 mi (1,486.01 km) |
| Pefka to Ohrdruf | 915.98 mi (1,474.13 km) |
| Pefka to Ohringen | 883.09 mi (1,421.19 km) |
| Pefka to Olbernhau | 832.82 mi (1,340.30 km) |
| Pefka to Olching | 775.31 mi (1,247.74 km) |
| Pefka to Oldenburg | 1,105.18 mi (1,778.62 km) |
| Pefka to Oldenburg in Holstein | 1,096.01 mi (1,763.86 km) |
| Pefka to Olfen | 1,064.14 mi (1,712.56 km) |
| Pefka to Olpe | 1,018.48 mi (1,639.08 km) |
| Pefka to Olsberg | 1,011.74 mi (1,628.24 km) |
| Pefka to Oranienburg | 953.40 mi (1,534.35 km) |
| Pefka to Ortenberg | 948.16 mi (1,525.92 km) |
