| Hammerfest to Oerlinghausen | 1,375.25 mi (2,213.25 km) |
| Hammerfest to Oestrich-Winkel | 1,514.09 mi (2,436.69 km) |
| Hammerfest to Offenburg | 1,617.82 mi (2,603.63 km) |
| Hammerfest to Oftersheim | 1,550.30 mi (2,494.96 km) |
| Hammerfest to Ohrdruf | 1,431.25 mi (2,303.38 km) |
| Hammerfest to Ohringen | 1,552.76 mi (2,498.92 km) |
| Hammerfest to Olbernhau | 1,420.63 mi (2,286.29 km) |
| Hammerfest to Olching | 1,604.28 mi (2,581.85 km) |
| Hammerfest to Oldenburg | 1,301.76 mi (2,094.98 km) |
| Hammerfest to Oldenburg in Holstein | 1,196.21 mi (1,925.12 km) |
| Hammerfest to Olfen | 1,406.15 mi (2,262.99 km) |
| Hammerfest to Olpe | 1,447.81 mi (2,330.03 km) |
| Hammerfest to Olsberg | 1,418.47 mi (2,282.81 km) |
| Hammerfest to Oranienburg | 1,279.45 mi (2,059.08 km) |
| Hammerfest to Ortenberg | 1,479.24 mi (2,380.61 km) |
