| West Hempstead to Orbetello | 4,190.69 mi (6,744.27 km) |
| West Hempstead to Oria | 4,543.62 mi (7,312.25 km) |
| West Hempstead to Oristano | 4,160.16 mi (6,695.13 km) |
| West Hempstead to Orta Nova | 4,428.22 mi (7,126.53 km) |
| West Hempstead to Orte | 4,241.66 mi (6,826.29 km) |
| West Hempstead to Ortona | 4,333.64 mi (6,974.33 km) |
| West Hempstead to Orvieto | 4,220.54 mi (6,792.30 km) |
| West Hempstead to Orzinuovi | 4,036.09 mi (6,495.46 km) |
| West Hempstead to Osimo | 4,253.53 mi (6,845.40 km) |
| West Hempstead to Ospitaletto | 4,037.08 mi (6,497.06 km) |
| West Hempstead to Ostuni | 4,532.49 mi (7,294.34 km) |
| West Hempstead to Ottaviano | 4,391.74 mi (7,067.82 km) |
| West Hempstead to Ovada | 4,004.88 mi (6,445.23 km) |
| West Hempstead to Ozieri | 4,155.53 mi (6,687.69 km) |
| West Hempstead to Paceco | 4,410.89 mi (7,098.64 km) |
