| Columbia Heights to Olivares | 4,333.16 mi (6,973.55 km) |
| Columbia Heights to Olivenza | 4,239.07 mi (6,822.13 km) |
| Columbia Heights to Olot | 4,489.88 mi (7,225.76 km) |
| Columbia Heights to Onate | 4,256.85 mi (6,850.74 km) |
| Columbia Heights to Onda | 4,474.68 mi (7,201.30 km) |
| Columbia Heights to Onteniente | 4,509.86 mi (7,257.92 km) |
| Columbia Heights to Orihuela | 4,527.67 mi (7,286.59 km) |
| Columbia Heights to Osuna | 4,386.57 mi (7,059.50 km) |
| Columbia Heights to Ourense | 4,059.77 mi (6,533.57 km) |
| Columbia Heights to Oviedo | 4,103.52 mi (6,603.97 km) |
| Columbia Heights to Paiporta | 4,491.44 mi (7,228.27 km) |
| Columbia Heights to Pajara | 4,356.70 mi (7,011.44 km) |
| Columbia Heights to Palafolls | 4,522.73 mi (7,278.62 km) |
| Columbia Heights to Palafrugell | 4,528.23 mi (7,287.47 km) |
| Columbia Heights to Palamos | 4,530.02 mi (7,290.36 km) |
