| Coleford to Orbetello | 913.77 mi (1,470.56 km) |
| Coleford to Oria | 1,237.01 mi (1,990.77 km) |
| Coleford to Oristano | 980.03 mi (1,577.20 km) |
| Coleford to Orta Nova | 1,126.00 mi (1,812.12 km) |
| Coleford to Orte | 952.14 mi (1,532.32 km) |
| Coleford to Ortona | 1,028.46 mi (1,655.14 km) |
| Coleford to Orvieto | 929.51 mi (1,495.91 km) |
| Coleford to Orzinuovi | 722.12 mi (1,162.14 km) |
| Coleford to Osimo | 940.60 mi (1,513.75 km) |
| Coleford to Ospitaletto | 720.03 mi (1,158.78 km) |
| Coleford to Ostuni | 1,223.65 mi (1,969.27 km) |
| Coleford to Ottaviano | 1,107.02 mi (1,781.58 km) |
| Coleford to Ovada | 714.77 mi (1,150.31 km) |
| Coleford to Ozieri | 950.60 mi (1,529.84 km) |
| Coleford to Paceco | 1,203.78 mi (1,937.30 km) |
