| Highgate to Argentona | 702.41 mi (1,130.42 km) |
| Highgate to Arico el Nuevo | 1,823.96 mi (2,935.38 km) |
| Highgate to Armilla | 1,010.79 mi (1,626.71 km) |
| Highgate to Arnedo | 652.86 mi (1,050.67 km) |
| Highgate to Arona | 1,834.13 mi (2,951.74 km) |
| Highgate to Arrecife | 1,708.27 mi (2,749.20 km) |
| Highgate to Arrigorriaga | 591.82 mi (952.45 km) |
| Highgate to Arroyomolinos | 801.40 mi (1,289.72 km) |
| Highgate to Arteijo | 691.23 mi (1,112.43 km) |
| Highgate to Arucas | 1,805.76 mi (2,906.09 km) |
| Highgate to Aspe | 914.33 mi (1,471.47 km) |
| Highgate to Astorga | 688.04 mi (1,107.29 km) |
| Highgate to Atarfe | 1,006.42 mi (1,619.67 km) |
| Highgate to Avila | 784.90 mi (1,263.18 km) |
| Highgate to Aviles | 615.10 mi (989.90 km) |
