| Shasta Lake to Alenquer | 5,513.52 mi (8,873.16 km) |
| Shasta Lake to Alfena | 5,425.05 mi (8,730.77 km) |
| Shasta Lake to Alijo | 5,461.60 mi (8,789.60 km) |
| Shasta Lake to Aljustrel | 5,601.50 mi (9,014.75 km) |
| Shasta Lake to Almada | 5,526.18 mi (8,893.53 km) |
| Shasta Lake to Almargem | 5,513.71 mi (8,873.46 km) |
| Shasta Lake to Almeirim | 5,521.33 mi (8,885.71 km) |
| Shasta Lake to Amadora | 5,520.73 mi (8,884.76 km) |
| Shasta Lake to Amarante | 5,440.47 mi (8,755.60 km) |
| Shasta Lake to Amares | 5,413.60 mi (8,712.34 km) |
| Shasta Lake to Amora | 5,530.31 mi (8,900.18 km) |
| Shasta Lake to Anadia | 5,467.79 mi (8,799.55 km) |
| Shasta Lake to Angra do Heroismo | 4,786.50 mi (7,703.13 km) |
| Shasta Lake to Ansiao | 5,493.09 mi (8,840.27 km) |
| Shasta Lake to Anta | 5,432.64 mi (8,742.99 km) |
