| Cadca to Olivenza | 1,473.86 mi (2,371.95 km) |
| Cadca to Olot | 928.50 mi (1,494.28 km) |
| Cadca to Onate | 1,101.10 mi (1,772.05 km) |
| Cadca to Onda | 1,136.85 mi (1,829.59 km) |
| Cadca to Onteniente | 1,203.72 mi (1,937.20 km) |
| Cadca to Orihuela | 1,252.49 mi (2,015.68 km) |
| Cadca to Osuna | 1,456.92 mi (2,344.69 km) |
| Cadca to Ourense | 1,363.80 mi (2,194.82 km) |
| Cadca to Oviedo | 1,240.02 mi (1,995.63 km) |
| Cadca to Paiporta | 1,167.68 mi (1,879.21 km) |
| Cadca to Pajara | 2,260.90 mi (3,638.57 km) |
| Cadca to Palafolls | 940.50 mi (1,513.59 km) |
| Cadca to Palafrugell | 913.20 mi (1,469.66 km) |
| Cadca to Palamos | 917.73 mi (1,476.95 km) |
| Cadca to Palencia | 1,229.71 mi (1,979.02 km) |
