| Alcantarilla to Noventa Vicentina | 827.95 mi (1,332.46 km) |
| Alcantarilla to Novi di Modena | 787.40 mi (1,267.19 km) |
| Alcantarilla to Novi Ligure | 697.98 mi (1,123.30 km) |
| Alcantarilla to Nuoro | 587.29 mi (945.14 km) |
| Alcantarilla to Occhiobello | 816.56 mi (1,314.12 km) |
| Alcantarilla to Oderzo | 885.62 mi (1,425.26 km) |
| Alcantarilla to Oggiono | 764.48 mi (1,230.31 km) |
| Alcantarilla to Olbia | 606.06 mi (975.36 km) |
| Alcantarilla to Oleggio | 730.29 mi (1,175.28 km) |
| Alcantarilla to Olgiate Comasco | 750.71 mi (1,208.15 km) |
| Alcantarilla to Olgiate Olona | 740.76 mi (1,192.14 km) |
| Alcantarilla to Omegna | 735.65 mi (1,183.91 km) |
| Alcantarilla to Opera | 741.60 mi (1,193.50 km) |
| Alcantarilla to Oppeano | 814.42 mi (1,310.68 km) |
| Alcantarilla to Orbassano | 663.44 mi (1,067.70 km) |
