| Niagara Falls to Pandino | 4,148.89 mi (6,676.99 km) |
| Niagara Falls to Paola | 4,659.66 mi (7,499.01 km) |
| Niagara Falls to Parabiago | 4,118.39 mi (6,627.91 km) |
| Niagara Falls to Parabita | 4,717.85 mi (7,592.64 km) |
| Niagara Falls to Parma | 4,203.21 mi (6,764.41 km) |
| Niagara Falls to Partanna | 4,594.22 mi (7,393.69 km) |
| Niagara Falls to Partinico | 4,590.66 mi (7,387.95 km) |
| Niagara Falls to Pasian di Prato | 4,271.26 mi (6,873.93 km) |
| Niagara Falls to Paterno | 4,688.11 mi (7,544.78 km) |
| Niagara Falls to Patti | 4,666.52 mi (7,510.05 km) |
| Niagara Falls to Paullo | 4,142.13 mi (6,666.12 km) |
| Niagara Falls to Pavia | 4,140.68 mi (6,663.78 km) |
| Niagara Falls to Pavullo nel Frignano | 4,241.82 mi (6,826.55 km) |
| Niagara Falls to Pedara | 4,693.15 mi (7,552.90 km) |
| Niagara Falls to Pellezzano | 4,549.03 mi (7,320.95 km) |
