| Niagara Falls to Yuncos | 3,753.87 mi (6,041.27 km) |
| Niagara Falls to Zafra | 3,692.53 mi (5,942.55 km) |
| Niagara Falls to Zamora | 3,619.99 mi (5,825.81 km) |
| Niagara Falls to Zaragoza | 3,835.44 mi (6,172.55 km) |
| Niagara Falls to Zarautz | 3,723.39 mi (5,992.22 km) |
| Niagara Falls to Zuera | 3,832.16 mi (6,167.27 km) |
| Niagara Falls to Zumaia | 3,718.94 mi (5,985.06 km) |
| Niagara Falls to Zumarraga | 3,723.31 mi (5,992.09 km) |
| Niagara Falls to Longyearbyen | 3,382.25 mi (5,443.20 km) |
| Niagara Falls to Ahus | 3,949.46 mi (6,356.04 km) |
| Niagara Falls to Akersberga | 3,953.92 mi (6,363.23 km) |
| Niagara Falls to Alingsas | 3,824.86 mi (6,155.52 km) |
| Niagara Falls to Almhult | 3,922.85 mi (6,313.21 km) |
| Niagara Falls to Alta | 3,958.58 mi (6,370.71 km) |
| Niagara Falls to Amal | 3,794.88 mi (6,107.27 km) |
