| Grenchen to Argentona | 460.65 mi (741.34 km) |
| Grenchen to Arico el Nuevo | 1,837.61 mi (2,957.35 km) |
| Grenchen to Armilla | 892.23 mi (1,435.90 km) |
| Grenchen to Arnedo | 578.62 mi (931.20 km) |
| Grenchen to Arona | 1,849.43 mi (2,976.36 km) |
| Grenchen to Arrecife | 1,687.40 mi (2,715.61 km) |
| Grenchen to Arrigorriaga | 570.61 mi (918.31 km) |
| Grenchen to Arroyomolinos | 738.26 mi (1,188.11 km) |
| Grenchen to Arteijo | 817.34 mi (1,315.38 km) |
| Grenchen to Arucas | 1,805.47 mi (2,905.63 km) |
| Grenchen to Aspe | 737.33 mi (1,186.62 km) |
| Grenchen to Astorga | 734.83 mi (1,182.60 km) |
| Grenchen to Atarfe | 890.48 mi (1,433.10 km) |
| Grenchen to Avila | 750.68 mi (1,208.10 km) |
| Grenchen to Aviles | 691.78 mi (1,113.31 km) |
