| Niagara Falls to Fuente-Alamo de Murcia | 3,960.52 mi (6,373.85 km) |
| Niagara Falls to Galapagar | 3,730.90 mi (6,004.30 km) |
| Niagara Falls to Galdacano | 3,695.00 mi (5,946.52 km) |
| Niagara Falls to Gandia | 3,962.04 mi (6,376.29 km) |
| Niagara Falls to Garrucha | 3,951.43 mi (6,359.22 km) |
| Niagara Falls to Gava | 3,976.16 mi (6,399.02 km) |
| Niagara Falls to Gelves | 3,749.07 mi (6,033.55 km) |
| Niagara Falls to Getafe | 3,752.53 mi (6,039.11 km) |
| Niagara Falls to Gibraleon | 3,702.51 mi (5,958.61 km) |
| Niagara Falls to Gijon | 3,558.09 mi (5,726.20 km) |
| Niagara Falls to Gines | 3,744.26 mi (6,025.81 km) |
| Niagara Falls to Girona | 3,987.81 mi (6,417.75 km) |
| Niagara Falls to Godella | 3,931.66 mi (6,327.40 km) |
| Niagara Falls to Gondomar | 3,463.14 mi (5,573.39 km) |
| Niagara Falls to Grado | 3,545.83 mi (5,706.47 km) |
