| Erquelinnes to Oestrich-Winkel | 172.99 mi (278.40 km) |
| Erquelinnes to Offenburg | 213.51 mi (343.61 km) |
| Erquelinnes to Oftersheim | 209.15 mi (336.59 km) |
| Erquelinnes to Ohrdruf | 292.21 mi (470.27 km) |
| Erquelinnes to Ohringen | 251.96 mi (405.48 km) |
| Erquelinnes to Olbernhau | 405.41 mi (652.45 km) |
| Erquelinnes to Olching | 355.52 mi (572.15 km) |
| Erquelinnes to Oldenburg | 262.60 mi (422.62 km) |
| Erquelinnes to Oldenburg in Holstein | 396.66 mi (638.36 km) |
| Erquelinnes to Olfen | 171.86 mi (276.58 km) |
| Erquelinnes to Olpe | 169.70 mi (273.10 km) |
| Erquelinnes to Olsberg | 203.41 mi (327.35 km) |
| Erquelinnes to Oranienburg | 426.23 mi (685.96 km) |
| Erquelinnes to Ortenberg | 217.57 mi (350.14 km) |
| Erquelinnes to Oschatz | 397.99 mi (640.51 km) |
