| Peoria to Olivares | 4,303.32 mi (6,925.52 km) |
| Peoria to Olivenza | 4,213.57 mi (6,781.08 km) |
| Peoria to Olot | 4,512.40 mi (7,262.01 km) |
| Peoria to Onate | 4,270.02 mi (6,871.93 km) |
| Peoria to Onda | 4,476.95 mi (7,204.95 km) |
| Peoria to Onteniente | 4,504.89 mi (7,249.91 km) |
| Peoria to Orihuela | 4,517.67 mi (7,270.48 km) |
| Peoria to Osuna | 4,358.95 mi (7,015.05 km) |
| Peoria to Ourense | 4,053.68 mi (6,523.76 km) |
| Peoria to Oviedo | 4,109.13 mi (6,613.01 km) |
| Peoria to Paiporta | 4,490.33 mi (7,226.48 km) |
| Peoria to Pajara | 4,251.17 mi (6,841.59 km) |
| Peoria to Palafolls | 4,543.27 mi (7,311.69 km) |
| Peoria to Palafrugell | 4,551.32 mi (7,324.65 km) |
| Peoria to Palamos | 4,552.63 mi (7,326.75 km) |
