| Grimsby to Alenquer | 1,087.97 mi (1,750.92 km) |
| Grimsby to Alfena | 937.43 mi (1,508.65 km) |
| Grimsby to Alijo | 915.73 mi (1,473.72 km) |
| Grimsby to Aljustrel | 1,147.75 mi (1,847.12 km) |
| Grimsby to Almada | 1,114.58 mi (1,793.75 km) |
| Grimsby to Almargem | 1,105.80 mi (1,779.61 km) |
| Grimsby to Almeirim | 1,071.02 mi (1,723.64 km) |
| Grimsby to Amadora | 1,112.51 mi (1,790.41 km) |
| Grimsby to Amarante | 926.93 mi (1,491.74 km) |
| Grimsby to Amares | 909.45 mi (1,463.62 km) |
| Grimsby to Amora | 1,117.37 mi (1,798.23 km) |
| Grimsby to Anadia | 987.57 mi (1,589.33 km) |
| Grimsby to Angra do Heroismo | 1,641.30 mi (2,641.41 km) |
| Grimsby to Ansiao | 1,021.08 mi (1,643.28 km) |
| Grimsby to Anta | 954.17 mi (1,535.58 km) |
