| Ocsa to Arico el Nuevo | 2,324.89 mi (3,741.54 km) |
| Ocsa to Armilla | 1,355.22 mi (2,181.02 km) |
| Ocsa to Arnedo | 1,099.44 mi (1,769.38 km) |
| Ocsa to Arona | 2,337.25 mi (3,761.44 km) |
| Ocsa to Arrecife | 2,160.20 mi (3,476.51 km) |
| Ocsa to Arrigorriaga | 1,107.84 mi (1,782.89 km) |
| Ocsa to Arroyomolinos | 1,245.65 mi (2,004.69 km) |
| Ocsa to Arteijo | 1,368.28 mi (2,202.03 km) |
| Ocsa to Arucas | 2,286.15 mi (3,679.20 km) |
| Ocsa to Aspe | 1,181.85 mi (1,902.00 km) |
| Ocsa to Astorga | 1,276.19 mi (2,053.83 km) |
| Ocsa to Atarfe | 1,355.27 mi (2,181.10 km) |
| Ocsa to Avila | 1,268.15 mi (2,040.90 km) |
| Ocsa to Aviles | 1,240.13 mi (1,995.79 km) |
| Ocsa to Ayamonte | 1,519.55 mi (2,445.48 km) |
