| Pleasanton to Olivares | 5,828.46 mi (9,380.00 km) |
| Pleasanton to Olivenza | 5,730.38 mi (9,222.15 km) |
| Pleasanton to Olot | 5,904.59 mi (9,502.53 km) |
| Pleasanton to Onate | 5,692.72 mi (9,161.55 km) |
| Pleasanton to Onda | 5,923.54 mi (9,533.02 km) |
| Pleasanton to Onteniente | 5,969.12 mi (9,606.37 km) |
| Pleasanton to Orihuela | 5,994.01 mi (9,646.42 km) |
| Pleasanton to Osuna | 5,878.48 mi (9,460.50 km) |
| Pleasanton to Ourense | 5,528.54 mi (8,897.33 km) |
| Pleasanton to Oviedo | 5,554.46 mi (8,939.04 km) |
| Pleasanton to Paiporta | 5,945.20 mi (9,567.87 km) |
| Pleasanton to Pajara | 5,911.56 mi (9,513.73 km) |
| Pleasanton to Palafolls | 5,940.20 mi (9,559.83 km) |
| Pleasanton to Palafrugell | 5,941.03 mi (9,561.16 km) |
| Pleasanton to Palamos | 5,943.64 mi (9,565.37 km) |
