| Niagara Falls to Arapgir | 5,548.81 mi (8,929.95 km) |
| Niagara Falls to Ardahan | 5,582.47 mi (8,984.12 km) |
| Niagara Falls to Ardesen | 5,521.40 mi (8,885.83 km) |
| Niagara Falls to Arhavi | 5,524.35 mi (8,890.59 km) |
| Niagara Falls to Aricak | 5,631.27 mi (9,062.65 km) |
| Niagara Falls to Armutlu | 5,120.61 mi (8,240.83 km) |
| Niagara Falls to Arnavutkoy | 5,085.54 mi (8,184.39 km) |
| Niagara Falls to Arpacay | 5,617.20 mi (9,040.01 km) |
| Niagara Falls to Arsin | 5,498.72 mi (8,849.34 km) |
| Niagara Falls to Arsuz | 5,589.95 mi (8,996.16 km) |
| Niagara Falls to Artvin | 5,549.51 mi (8,931.07 km) |
| Niagara Falls to Asagicinik | 5,358.46 mi (8,623.60 km) |
| Niagara Falls to Asarcik | 5,367.81 mi (8,638.65 km) |
| Niagara Falls to Askale | 5,578.85 mi (8,978.29 km) |
| Niagara Falls to Aslanapa | 5,222.80 mi (8,405.29 km) |
