| Dunmore to Oerlinghausen | 3,831.15 mi (6,165.64 km) |
| Dunmore to Oestrich-Winkel | 3,863.36 mi (6,217.48 km) |
| Dunmore to Offenburg | 3,907.61 mi (6,288.69 km) |
| Dunmore to Oftersheim | 3,906.02 mi (6,286.14 km) |
| Dunmore to Ohrdruf | 3,945.68 mi (6,349.96 km) |
| Dunmore to Ohringen | 3,948.15 mi (6,353.93 km) |
| Dunmore to Olbernhau | 4,051.47 mi (6,520.20 km) |
| Dunmore to Olching | 4,053.72 mi (6,523.83 km) |
| Dunmore to Oldenburg | 3,780.07 mi (6,083.44 km) |
| Dunmore to Oldenburg in Holstein | 3,846.27 mi (6,189.98 km) |
| Dunmore to Olfen | 3,788.61 mi (6,097.18 km) |
| Dunmore to Olpe | 3,826.51 mi (6,158.17 km) |
| Dunmore to Olsberg | 3,842.16 mi (6,183.36 km) |
| Dunmore to Oranienburg | 3,980.13 mi (6,405.40 km) |
| Dunmore to Ortenberg | 3,894.51 mi (6,267.61 km) |
