| Sarpsborg to Oberkirch | 752.88 mi (1,211.65 km) |
| Sarpsborg to Obernburg am Main | 657.32 mi (1,057.86 km) |
| Sarpsborg to Obernkirchen | 491.09 mi (790.33 km) |
| Sarpsborg to Oberschleissheim | 762.72 mi (1,227.48 km) |
| Sarpsborg to Oberstdorf | 821.26 mi (1,321.69 km) |
| Sarpsborg to Obertraubling | 714.30 mi (1,149.55 km) |
| Sarpsborg to Obertshausen | 643.35 mi (1,035.37 km) |
| Sarpsborg to Oberursel | 635.51 mi (1,022.76 km) |
| Sarpsborg to Ochsenfurt | 667.07 mi (1,073.54 km) |
| Sarpsborg to Ochsenhausen | 776.22 mi (1,249.20 km) |
| Sarpsborg to Ochtrup | 512.19 mi (824.30 km) |
| Sarpsborg to Odenthal | 591.33 mi (951.66 km) |
| Sarpsborg to Oelde | 527.63 mi (849.14 km) |
| Sarpsborg to Oelsnitz | 614.21 mi (988.48 km) |
| Sarpsborg to Oer-Erkenschwick | 549.12 mi (883.72 km) |
