| Tenafly to Orbetello | 4,195.79 mi (6,752.48 km) |
| Tenafly to Oria | 4,548.34 mi (7,319.84 km) |
| Tenafly to Oristano | 4,166.62 mi (6,705.52 km) |
| Tenafly to Orta Nova | 4,432.98 mi (7,134.20 km) |
| Tenafly to Orte | 4,246.56 mi (6,834.18 km) |
| Tenafly to Ortona | 4,338.26 mi (6,981.76 km) |
| Tenafly to Orvieto | 4,225.39 mi (6,800.11 km) |
| Tenafly to Orzinuovi | 4,040.26 mi (6,502.17 km) |
| Tenafly to Osimo | 4,257.89 mi (6,852.40 km) |
| Tenafly to Ospitaletto | 4,041.17 mi (6,503.64 km) |
| Tenafly to Ostuni | 4,537.14 mi (7,301.82 km) |
| Tenafly to Ottaviano | 4,396.88 mi (7,076.09 km) |
| Tenafly to Ovada | 4,009.53 mi (6,452.72 km) |
| Tenafly to Ozieri | 4,161.68 mi (6,697.57 km) |
| Tenafly to Paceco | 4,417.36 mi (7,109.05 km) |
