| Radviliskis to Octeville | 1,129.56 mi (1,817.85 km) |
| Radviliskis to Oignies | 923.81 mi (1,486.73 km) |
| Radviliskis to Oissel | 1,037.12 mi (1,669.09 km) |
| Radviliskis to Olivet | 1,068.11 mi (1,718.96 km) |
| Radviliskis to Ollioules | 1,175.15 mi (1,891.22 km) |
| Radviliskis to Olonne-sur-Mer | 1,259.62 mi (2,027.16 km) |
| Radviliskis to Oloron-Sainte-Marie | 1,378.19 mi (2,217.98 km) |
| Radviliskis to Onet Village | 1,211.03 mi (1,948.97 km) |
| Radviliskis to Onnaing | 904.15 mi (1,455.08 km) |
| Radviliskis to Orange | 1,151.79 mi (1,853.63 km) |
| Radviliskis to Orchies | 914.21 mi (1,471.29 km) |
| Radviliskis to Orleans | 1,066.13 mi (1,715.78 km) |
| Radviliskis to Orly | 1,012.95 mi (1,630.18 km) |
| Radviliskis to Ormesson-sur-Marne | 1,005.91 mi (1,618.85 km) |
| Radviliskis to Orsay | 1,022.34 mi (1,645.30 km) |
