| Annandale to Orbetello | 4,418.75 mi (7,111.29 km) |
| Annandale to Oria | 4,771.69 mi (7,679.29 km) |
| Annandale to Oristano | 4,387.60 mi (7,061.15 km) |
| Annandale to Orta Nova | 4,656.29 mi (7,493.58 km) |
| Annandale to Orte | 4,469.73 mi (7,193.34 km) |
| Annandale to Ortona | 4,561.71 mi (7,341.36 km) |
| Annandale to Orvieto | 4,448.61 mi (7,159.35 km) |
| Annandale to Orzinuovi | 4,264.06 mi (6,862.34 km) |
| Annandale to Osimo | 4,481.55 mi (7,212.36 km) |
| Annandale to Ospitaletto | 4,265.03 mi (6,863.89 km) |
| Annandale to Ostuni | 4,760.56 mi (7,661.38 km) |
| Annandale to Ottaviano | 4,619.79 mi (7,434.84 km) |
| Annandale to Ovada | 4,232.94 mi (6,812.26 km) |
| Annandale to Ozieri | 4,383.20 mi (7,054.07 km) |
| Annandale to Paceco | 4,638.30 mi (7,464.63 km) |
