| Concordia Sagittaria to Olivenza | 1,127.79 mi (1,815.00 km) |
| Concordia Sagittaria to Olot | 571.03 mi (918.98 km) |
| Concordia Sagittaria to Onate | 775.62 mi (1,248.24 km) |
| Concordia Sagittaria to Onda | 774.37 mi (1,246.22 km) |
| Concordia Sagittaria to Onteniente | 836.81 mi (1,346.71 km) |
| Concordia Sagittaria to Orihuela | 883.75 mi (1,422.26 km) |
| Concordia Sagittaria to Osuna | 1,096.35 mi (1,764.40 km) |
| Concordia Sagittaria to Ourense | 1,052.32 mi (1,693.54 km) |
| Concordia Sagittaria to Oviedo | 932.96 mi (1,501.45 km) |
| Concordia Sagittaria to Paiporta | 802.91 mi (1,292.16 km) |
| Concordia Sagittaria to Pajara | 1,896.01 mi (3,051.34 km) |
| Concordia Sagittaria to Palafolls | 577.74 mi (929.79 km) |
| Concordia Sagittaria to Palafrugell | 550.61 mi (886.12 km) |
| Concordia Sagittaria to Palamos | 554.74 mi (892.77 km) |
| Concordia Sagittaria to Palencia | 901.41 mi (1,450.67 km) |
