| Athy to Oria | 1,438.37 mi (2,314.83 km) |
| Athy to Oristano | 1,164.21 mi (1,873.62 km) |
| Athy to Orta Nova | 1,326.88 mi (2,135.40 km) |
| Athy to Orte | 1,151.27 mi (1,852.79 km) |
| Athy to Ortona | 1,229.37 mi (1,978.48 km) |
| Athy to Orvieto | 1,128.71 mi (1,816.49 km) |
| Athy to Orzinuovi | 923.08 mi (1,485.55 km) |
| Athy to Osimo | 1,141.96 mi (1,837.81 km) |
| Athy to Ospitaletto | 921.30 mi (1,482.68 km) |
| Athy to Ostuni | 1,425.13 mi (2,293.53 km) |
| Athy to Ottaviano | 1,306.28 mi (2,102.26 km) |
| Athy to Ovada | 912.57 mi (1,468.64 km) |
| Athy to Ozieri | 1,138.10 mi (1,831.60 km) |
| Athy to Paceco | 1,394.79 mi (2,244.69 km) |
| Athy to Pachino | 1,547.99 mi (2,491.25 km) |
