| Ontario to Pikesville (Maryland) | 2,275.84 mi (3,662.61 km) |
| Ontario to Pine Bluff (Arkansas) | 1,459.77 mi (2,349.27 km) |
| Ontario to Pine Castle (Florida) | 2,163.04 mi (3,481.08 km) |
| Ontario to Pine Hill (New Jersey) | 2,365.15 mi (3,806.34 km) |
| Ontario to Pine Hills (Florida) | 2,154.91 mi (3,468.00 km) |
| Ontario to Pinecrest (Florida) | 2,295.38 mi (3,694.05 km) |
| Ontario to Pinehurst (North Carolina) | 2,156.71 mi (3,470.89 km) |
| Ontario to Pinellas Park (Florida) | 2,101.02 mi (3,381.27 km) |
| Ontario to Pineville (Louisiana) | 1,473.22 mi (2,370.91 km) |
| Ontario to Pineville (North Carolina) | 2,078.41 mi (3,344.87 km) |
| Ontario to Pinewood (Florida) | 2,294.71 mi (3,692.98 km) |
| Ontario to Piney Green (North Carolina) | 2,281.73 mi (3,672.09 km) |
| Ontario to Pinole (California) | 377.97 mi (608.28 km) |
| Ontario to Piqua (Ohio) | 1,874.78 mi (3,017.17 km) |
| Ontario to Pittsburg (California) | 364.66 mi (586.86 km) |
