| Eckernforde to Oegstgeest | 272.23 mi (438.12 km) |
| Eckernforde to Oirschot | 278.91 mi (448.86 km) |
| Eckernforde to Oisterwijk | 277.44 mi (446.50 km) |
| Eckernforde to Oldebroek | 213.95 mi (344.32 km) |
| Eckernforde to Oldenzaal | 191.12 mi (307.58 km) |
| Eckernforde to Ommen | 195.06 mi (313.92 km) |
| Eckernforde to Oosterend | 184.56 mi (297.03 km) |
| Eckernforde to Oosterhout | 284.55 mi (457.94 km) |
| Eckernforde to Oosterwolde | 177.51 mi (285.68 km) |
| Eckernforde to Oostzaan | 247.77 mi (398.75 km) |
| Eckernforde to Opmeer | 234.90 mi (378.03 km) |
| Eckernforde to Oss | 258.94 mi (416.73 km) |
| Eckernforde to Oud-Beijerland | 290.54 mi (467.58 km) |
| Eckernforde to Oudenbosch | 297.32 mi (478.49 km) |
| Eckernforde to Oudewater | 266.49 mi (428.87 km) |
