| Ottawa to Plattsburgh (New York) | 808.48 mi (1,301.13 km) |
| Ottawa to Pleasant Grove (Utah) | 1,195.83 mi (1,924.50 km) |
| Ottawa to Pleasant Hill (California) | 1,773.28 mi (2,853.82 km) |
| Ottawa to Pleasant Hill (Iowa) | 242.23 mi (389.83 km) |
| Ottawa to Pleasant Prairie (Wisconsin) | 94.15 mi (151.52 km) |
| Ottawa to Pleasant View (Utah) | 1,198.61 mi (1,928.97 km) |
| Ottawa to Pleasanton (California) | 1,769.44 mi (2,847.64 km) |
| Ottawa to Pleasanton (Texas) | 1,014.01 mi (1,631.89 km) |
| Ottawa to Pleasantville (New Jersey) | 764.43 mi (1,230.24 km) |
| Ottawa to Plover (Wisconsin) | 217.61 mi (350.20 km) |
| Ottawa to Plum (Pennsylvania) | 477.24 mi (768.04 km) |
| Ottawa to Plymouth (Indiana) | 130.05 mi (209.29 km) |
| Ottawa to Plymouth (Minnesota) | 344.45 mi (554.34 km) |
| Ottawa to Pocatello (Idaho) | 1,212.10 mi (1,950.69 km) |
| Ottawa to Poinciana (Florida) | 1,003.98 mi (1,615.74 km) |
