| Niagara Falls to Amersham | 3,535.91 mi (5,690.50 km) |
| Niagara Falls to Amesbury | 3,503.00 mi (5,637.54 km) |
| Niagara Falls to Ammanford | 3,398.49 mi (5,469.34 km) |
| Niagara Falls to Ampthill | 3,530.80 mi (5,682.28 km) |
| Niagara Falls to Andover | 3,514.00 mi (5,655.24 km) |
| Niagara Falls to Annan | 3,350.80 mi (5,392.59 km) |
| Niagara Falls to Antrim | 3,245.49 mi (5,223.11 km) |
| Niagara Falls to Appleton | 3,416.78 mi (5,498.77 km) |
| Niagara Falls to Appley Bridge | 3,404.39 mi (5,478.84 km) |
| Niagara Falls to Arbroath | 3,340.99 mi (5,376.80 km) |
| Niagara Falls to Ardrossan | 3,278.86 mi (5,276.81 km) |
| Niagara Falls to Armadale | 3,314.39 mi (5,334.00 km) |
| Niagara Falls to Armthorpe | 3,469.37 mi (5,583.42 km) |
| Niagara Falls to Arnold | 3,480.13 mi (5,600.73 km) |
| Niagara Falls to Ascot | 3,540.62 mi (5,698.07 km) |
