| Darfield to Orbetello | 959.92 mi (1,544.84 km) |
| Darfield to Oria | 1,262.67 mi (2,032.07 km) |
| Darfield to Oristano | 1,051.37 mi (1,692.01 km) |
| Darfield to Orta Nova | 1,155.84 mi (1,860.14 km) |
| Darfield to Orte | 991.94 mi (1,596.38 km) |
| Darfield to Ortona | 1,058.87 mi (1,704.09 km) |
| Darfield to Orvieto | 969.30 mi (1,559.93 km) |
| Darfield to Orzinuovi | 756.01 mi (1,216.69 km) |
| Darfield to Osimo | 968.68 mi (1,558.95 km) |
| Darfield to Ospitaletto | 751.80 mi (1,209.90 km) |
| Darfield to Ostuni | 1,248.40 mi (2,009.10 km) |
| Darfield to Ottaviano | 1,144.90 mi (1,842.53 km) |
| Darfield to Ovada | 762.59 mi (1,227.27 km) |
| Darfield to Ozieri | 1,017.33 mi (1,637.24 km) |
| Darfield to Paceco | 1,262.25 mi (2,031.39 km) |
