| Trinitapoli to Olympia Heights (Florida) | 5,377.14 mi (8,653.68 km) |
| Trinitapoli to Omaha (Nebraska) | 5,328.39 mi (8,575.22 km) |
| Trinitapoli to On Top of the World Designated Place (Florida) | 5,317.16 mi (8,557.14 km) |
| Trinitapoli to Onalaska (Wisconsin) | 5,024.42 mi (8,086.03 km) |
| Trinitapoli to Oneida (New York) | 4,439.65 mi (7,144.93 km) |
| Trinitapoli to Oneonta (New York) | 4,438.23 mi (7,142.65 km) |
| Trinitapoli to Ontario (California) | 6,456.11 mi (10,390.10 km) |
| Trinitapoli to Ontario (Oregon) | 5,859.62 mi (9,430.15 km) |
| Trinitapoli to Opa-locka (Florida) | 5,365.33 mi (8,634.66 km) |
| Trinitapoli to Opelika (Alabama) | 5,296.45 mi (8,523.81 km) |
| Trinitapoli to Opelousas (Louisiana) | 5,687.18 mi (9,152.63 km) |
| Trinitapoli to Orange (California) | 6,476.48 mi (10,422.88 km) |
| Trinitapoli to Orange (Texas) | 5,778.23 mi (9,299.17 km) |
| Trinitapoli to Orange City (Florida) | 5,278.68 mi (8,495.21 km) |
| Trinitapoli to Orangeburg (South Carolina) | 5,059.28 mi (8,142.12 km) |
