| Grenchen to Arcos de Valdevez | 860.07 mi (1,384.15 km) |
| Grenchen to Arcozelo | 898.86 mi (1,446.58 km) |
| Grenchen to Arganil | 907.29 mi (1,460.14 km) |
| Grenchen to Arouca | 886.49 mi (1,426.67 km) |
| Grenchen to Arruda dos Vinhos | 1,002.58 mi (1,613.50 km) |
| Grenchen to Aveiro | 915.73 mi (1,473.73 km) |
| Grenchen to Aver-o-Mar | 891.48 mi (1,434.71 km) |
| Grenchen to Aves | 869.61 mi (1,399.50 km) |
| Grenchen to Azambuja | 990.65 mi (1,594.29 km) |
| Grenchen to Baiao | 868.34 mi (1,397.45 km) |
| Grenchen to Barcelos | 880.67 mi (1,417.30 km) |
| Grenchen to Barreiro | 1,016.71 mi (1,636.24 km) |
| Grenchen to Batalha | 962.55 mi (1,549.08 km) |
| Grenchen to Beja | 998.90 mi (1,607.57 km) |
| Grenchen to Belas | 1,020.26 mi (1,641.94 km) |
