| Portchester to Ondokuzmayis | 1,870.02 mi (3,009.51 km) |
| Portchester to Ordu | 1,967.78 mi (3,166.84 km) |
| Portchester to Ortahisar | 1,932.55 mi (3,110.14 km) |
| Portchester to Ortakent | 1,685.47 mi (2,712.51 km) |
| Portchester to Ortaklar | 1,657.35 mi (2,667.25 km) |
| Portchester to Ortakoy | 1,892.39 mi (3,045.51 km) |
| Portchester to Ortakoy | 1,881.68 mi (3,028.27 km) |
| Portchester to Osmaneli | 1,654.29 mi (2,662.32 km) |
| Portchester to Osmaniye | 2,058.26 mi (3,312.45 km) |
| Portchester to Ozdere | 1,636.09 mi (2,633.03 km) |
| Portchester to Palu | 2,148.04 mi (3,456.93 km) |
| Portchester to Pamukkale | 1,721.88 mi (2,771.10 km) |
| Portchester to Patnos | 2,253.19 mi (3,626.16 km) |
| Portchester to Pazar | 1,927.70 mi (3,102.33 km) |
| Portchester to Pazarcik | 2,085.02 mi (3,355.52 km) |
