| Tramore to Octeville | 296.73 mi (477.54 km) |
| Tramore to Oignies | 452.78 mi (728.68 km) |
| Tramore to Oissel | 409.01 mi (658.23 km) |
| Tramore to Olivet | 498.83 mi (802.78 km) |
| Tramore to Ollioules | 865.89 mi (1,393.52 km) |
| Tramore to Olonne-sur-Mer | 457.35 mi (736.03 km) |
| Tramore to Oloron-Sainte-Marie | 689.40 mi (1,109.49 km) |
| Tramore to Onet Village | 699.21 mi (1,125.28 km) |
| Tramore to Onnaing | 479.78 mi (772.12 km) |
| Tramore to Orange | 779.69 mi (1,254.78 km) |
| Tramore to Orchies | 463.10 mi (745.28 km) |
| Tramore to Orleans | 497.42 mi (800.52 km) |
| Tramore to Orly | 480.90 mi (773.93 km) |
| Tramore to Ormesson-sur-Marne | 484.92 mi (780.40 km) |
| Tramore to Orsay | 474.82 mi (764.15 km) |
