| Diez to Olivenza | 1,094.14 mi (1,760.85 km) |
| Diez to Olot | 623.88 mi (1,004.04 km) |
| Diez to Onate | 706.80 mi (1,137.48 km) |
| Diez to Onda | 823.35 mi (1,325.05 km) |
| Diez to Onteniente | 902.28 mi (1,452.09 km) |
| Diez to Orihuela | 956.20 mi (1,538.85 km) |
| Diez to Osuna | 1,115.24 mi (1,794.80 km) |
| Diez to Ourense | 935.75 mi (1,505.94 km) |
| Diez to Oviedo | 812.35 mi (1,307.35 km) |
| Diez to Paiporta | 860.14 mi (1,384.26 km) |
| Diez to Pajara | 1,910.86 mi (3,075.23 km) |
| Diez to Palafolls | 651.72 mi (1,048.85 km) |
| Diez to Palafrugell | 628.23 mi (1,011.04 km) |
| Diez to Palamos | 633.48 mi (1,019.49 km) |
| Diez to Palencia | 830.62 mi (1,336.76 km) |
