| Cities | Distance |
|---|---|
| Grays to Arcos de Valdevez | 782.73 mi (1,259.68 km) |
| Grays to Arcozelo | 836.35 mi (1,345.97 km) |
| Grays to Arganil | 874.89 mi (1,407.99 km) |
| Grays to Arouca | 834.51 mi (1,343.01 km) |
| Grays to Arruda dos Vinhos | 974.89 mi (1,568.93 km) |
| Grays to Aveiro | 862.55 mi (1,388.14 km) |
| Grays to Aver-o-Mar | 818.29 mi (1,316.91 km) |
| Grays to Aves | 804.63 mi (1,294.93 km) |
| Grays to Azambuja | 965.19 mi (1,553.33 km) |
| Grays to Baiao | 815.19 mi (1,311.93 km) |
| Grays to Barcelos | 807.67 mi (1,299.82 km) |
| Grays to Barreiro | 994.81 mi (1,600.99 km) |
| Grays to Batalha | 927.11 mi (1,492.03 km) |
| Grays to Beja | 1,010.87 mi (1,626.83 km) |
| Grays to Belas | 992.54 mi (1,597.35 km) |