| Erfelek to Oerlinghausen | 1,409.88 mi (2,268.98 km) |
| Erfelek to Oestrich-Winkel | 1,399.75 mi (2,252.68 km) |
| Erfelek to Offenburg | 1,382.17 mi (2,224.39 km) |
| Erfelek to Oftersheim | 1,364.65 mi (2,196.20 km) |
| Erfelek to Ohrdruf | 1,299.98 mi (2,092.11 km) |
| Erfelek to Ohringen | 1,321.83 mi (2,127.27 km) |
| Erfelek to Olbernhau | 1,189.65 mi (1,914.56 km) |
| Erfelek to Olching | 1,226.03 mi (1,973.10 km) |
| Erfelek to Oldenburg | 1,456.00 mi (2,343.21 km) |
| Erfelek to Oldenburg in Holstein | 1,390.48 mi (2,237.76 km) |
| Erfelek to Olfen | 1,456.62 mi (2,344.20 km) |
| Erfelek to Olpe | 1,424.41 mi (2,292.37 km) |
| Erfelek to Olsberg | 1,403.98 mi (2,259.48 km) |
| Erfelek to Oranienburg | 1,254.86 mi (2,019.50 km) |
| Erfelek to Ortenberg | 1,360.61 mi (2,189.69 km) |
