| Ontario to Payson (Arizona) | 359.74 mi (578.94 km) |
| Ontario to Payson (Utah) | 525.42 mi (845.59 km) |
| Ontario to Peabody (Massachusetts) | 2,562.62 mi (4,124.13 km) |
| Ontario to Peachtree City (Georgia) | 1,890.81 mi (3,042.96 km) |
| Ontario to Peachtree Corners (Georgia) | 1,903.01 mi (3,062.60 km) |
| Ontario to Pearl (Mississippi) | 1,591.44 mi (2,561.18 km) |
| Ontario to Pearl City (Hawaii) | 2,598.24 mi (4,181.46 km) |
| Ontario to Pearl River (New York) | 2,411.40 mi (3,880.77 km) |
| Ontario to Pearland (Texas) | 1,341.79 mi (2,159.40 km) |
| Ontario to Pebble Creek (Florida) | 2,114.84 mi (3,403.51 km) |
| Ontario to Pecan Grove (Texas) | 1,316.96 mi (2,119.44 km) |
| Ontario to Pecos (Texas) | 838.20 mi (1,348.96 km) |
| Ontario to Peekskill (New York) | 2,414.93 mi (3,886.45 km) |
| Ontario to Pekin (Illinois) | 1,594.96 mi (2,566.84 km) |
| Ontario to Pelham (Alabama) | 1,767.76 mi (2,844.94 km) |
