| Nettuno to Arico el Nuevo | 1,878.23 mi (3,022.71 km) |
| Nettuno to Armilla | 918.49 mi (1,478.17 km) |
| Nettuno to Arnedo | 760.91 mi (1,224.56 km) |
| Nettuno to Arona | 1,890.92 mi (3,043.14 km) |
| Nettuno to Arrecife | 1,703.53 mi (2,741.56 km) |
| Nettuno to Arrigorriaga | 802.19 mi (1,291.00 km) |
| Nettuno to Arroyomolinos | 868.24 mi (1,397.30 km) |
| Nettuno to Arteijo | 1,085.28 mi (1,746.59 km) |
| Nettuno to Arucas | 1,834.00 mi (2,951.53 km) |
| Nettuno to Aspe | 743.13 mi (1,195.96 km) |
| Nettuno to Astorga | 962.76 mi (1,549.41 km) |
| Nettuno to Atarfe | 920.15 mi (1,480.84 km) |
| Nettuno to Avila | 904.16 mi (1,455.11 km) |
| Nettuno to Aviles | 954.94 mi (1,536.83 km) |
| Nettuno to Ayamonte | 1,109.32 mi (1,785.28 km) |
