| Canterbury to Orbetello | 774.56 mi (1,246.54 km) |
| Canterbury to Oria | 1,085.53 mi (1,746.99 km) |
| Canterbury to Oristano | 864.65 mi (1,391.52 km) |
| Canterbury to Orta Nova | 976.53 mi (1,571.58 km) |
| Canterbury to Orte | 808.44 mi (1,301.06 km) |
| Canterbury to Ortona | 879.14 mi (1,414.84 km) |
| Canterbury to Orvieto | 785.76 mi (1,264.56 km) |
| Canterbury to Orzinuovi | 574.02 mi (923.80 km) |
| Canterbury to Osimo | 789.84 mi (1,271.12 km) |
| Canterbury to Ospitaletto | 570.66 mi (918.39 km) |
| Canterbury to Ostuni | 1,071.70 mi (1,724.74 km) |
| Canterbury to Ottaviano | 962.31 mi (1,548.69 km) |
| Canterbury to Ovada | 576.50 mi (927.78 km) |
| Canterbury to Ozieri | 830.15 mi (1,335.99 km) |
| Canterbury to Paceco | 1,075.15 mi (1,730.29 km) |
