| Canals to Plattsburgh (New York) | 3,645.91 mi (5,867.52 km) |
| Canals to Pleasant Grove (Utah) | 5,447.55 mi (8,766.99 km) |
| Canals to Pleasant Hill (California) | 5,955.13 mi (9,583.86 km) |
| Canals to Pleasant Hill (Iowa) | 4,641.70 mi (7,470.10 km) |
| Canals to Pleasant Prairie (Wisconsin) | 4,361.85 mi (7,019.72 km) |
| Canals to Pleasant View (Utah) | 5,413.23 mi (8,711.75 km) |
| Canals to Pleasanton (California) | 5,962.88 mi (9,596.32 km) |
| Canals to Pleasanton (Texas) | 5,377.30 mi (8,653.93 km) |
| Canals to Pleasantville (New Jersey) | 3,839.71 mi (6,179.42 km) |
| Canals to Plover (Wisconsin) | 4,368.09 mi (7,029.76 km) |
| Canals to Plum (Pennsylvania) | 4,055.69 mi (6,527.01 km) |
| Canals to Plymouth (Indiana) | 4,331.36 mi (6,970.65 km) |
| Canals to Plymouth (Minnesota) | 4,514.63 mi (7,265.60 km) |
| Canals to Pocatello (Idaho) | 5,358.76 mi (8,624.09 km) |
| Canals to Poinciana (Florida) | 4,568.22 mi (7,351.84 km) |
