| Niagara Falls to Palencia | 3,658.85 mi (5,888.36 km) |
| Niagara Falls to Palleja | 3,971.70 mi (6,391.83 km) |
| Niagara Falls to Palma | 4,068.49 mi (6,547.60 km) |
| Niagara Falls to Palma del Rio | 3,770.74 mi (6,068.41 km) |
| Niagara Falls to Palomares del Rio | 3,748.08 mi (6,031.96 km) |
| Niagara Falls to Palos de la Frontera | 3,711.20 mi (5,972.60 km) |
| Niagara Falls to Pamplona | 3,761.73 mi (6,053.91 km) |
| Niagara Falls to Paracuellos de Jarama | 3,753.98 mi (6,041.44 km) |
| Niagara Falls to Parla | 3,752.85 mi (6,039.64 km) |
| Niagara Falls to Paterna | 3,930.95 mi (6,326.25 km) |
| Niagara Falls to Peligros | 3,864.88 mi (6,219.93 km) |
| Niagara Falls to Penarroya-Pueblonuevo | 3,750.49 mi (6,035.84 km) |
| Niagara Falls to Petrel | 3,951.62 mi (6,359.52 km) |
| Niagara Falls to Picana | 3,933.60 mi (6,330.52 km) |
| Niagara Falls to Picasent | 3,935.16 mi (6,333.02 km) |
