| Bar to Olivenza | 1,393.12 mi (2,242.02 km) |
| Bar to Olot | 849.69 mi (1,367.45 km) |
| Bar to Onate | 1,093.81 mi (1,760.31 km) |
| Bar to Onda | 1,017.76 mi (1,637.92 km) |
| Bar to Onteniente | 1,057.91 mi (1,702.54 km) |
| Bar to Orihuela | 1,092.47 mi (1,758.16 km) |
| Bar to Osuna | 1,325.34 mi (2,132.93 km) |
| Bar to Ourense | 1,373.99 mi (2,211.23 km) |
| Bar to Oviedo | 1,264.30 mi (2,034.70 km) |
| Bar to Paiporta | 1,035.60 mi (1,666.64 km) |
| Bar to Pajara | 2,082.86 mi (3,352.04 km) |
| Bar to Palafolls | 840.25 mi (1,352.25 km) |
| Bar to Palafrugell | 817.10 mi (1,315.00 km) |
| Bar to Palamos | 819.40 mi (1,318.70 km) |
| Bar to Palencia | 1,208.49 mi (1,944.88 km) |
