| Nannestad to Octeville | 884.59 mi (1,423.62 km) |
| Nannestad to Oignies | 743.08 mi (1,195.87 km) |
| Nannestad to Oissel | 847.55 mi (1,364.00 km) |
| Nannestad to Olivet | 928.95 mi (1,495.00 km) |
| Nannestad to Ollioules | 1,201.11 mi (1,933.00 km) |
| Nannestad to Olonne-sur-Mer | 1,078.42 mi (1,735.56 km) |
| Nannestad to Oloron-Sainte-Marie | 1,273.48 mi (2,049.46 km) |
| Nannestad to Onet Village | 1,150.48 mi (1,851.51 km) |
| Nannestad to Onnaing | 738.88 mi (1,189.11 km) |
| Nannestad to Orange | 1,141.73 mi (1,837.43 km) |
| Nannestad to Orchies | 738.72 mi (1,188.85 km) |
| Nannestad to Orleans | 926.31 mi (1,490.75 km) |
| Nannestad to Orly | 864.08 mi (1,390.61 km) |
| Nannestad to Ormesson-sur-Marne | 859.11 mi (1,382.61 km) |
| Nannestad to Orsay | 870.27 mi (1,400.57 km) |
