| Trenton to Olivares | 3,603.66 mi (5,799.53 km) |
| Trenton to Olivenza | 3,519.54 mi (5,664.14 km) |
| Trenton to Olot | 3,872.68 mi (6,232.48 km) |
| Trenton to Onate | 3,621.54 mi (5,828.31 km) |
| Trenton to Onda | 3,811.79 mi (6,134.48 km) |
| Trenton to Onteniente | 3,830.68 mi (6,164.88 km) |
| Trenton to Orihuela | 3,837.45 mi (6,175.78 km) |
| Trenton to Osuna | 3,661.06 mi (5,891.90 km) |
| Trenton to Ourense | 3,384.07 mi (5,446.13 km) |
| Trenton to Oviedo | 3,453.33 mi (5,557.59 km) |
| Trenton to Paiporta | 3,820.89 mi (6,149.14 km) |
| Trenton to Pajara | 3,490.34 mi (5,617.15 km) |
| Trenton to Palafolls | 3,900.47 mi (6,277.19 km) |
| Trenton to Palafrugell | 3,911.80 mi (6,295.43 km) |
| Trenton to Palamos | 3,912.44 mi (6,296.46 km) |
