| Canals to Pittsburg (Kansas) | 4,854.62 mi (7,812.75 km) |
| Canals to Pittsburgh (Pennsylvania) | 4,068.29 mi (6,547.28 km) |
| Canals to Pittsfield (Massachusetts) | 3,694.33 mi (5,945.45 km) |
| Canals to Placentia (California) | 6,001.55 mi (9,658.55 km) |
| Canals to Placerville (California) | 5,868.89 mi (9,445.07 km) |
| Canals to Plainfield (Illinois) | 4,407.85 mi (7,093.75 km) |
| Canals to Plainfield (Indiana) | 4,390.19 mi (7,065.33 km) |
| Canals to Plainfield (New Jersey) | 3,799.53 mi (6,114.75 km) |
| Canals to Plainview (New York) | 3,749.71 mi (6,034.57 km) |
| Canals to Plainview (Texas) | 5,303.31 mi (8,534.85 km) |
| Canals to Plano (Illinois) | 4,419.53 mi (7,112.54 km) |
| Canals to Plano (Texas) | 5,123.97 mi (8,246.23 km) |
| Canals to Plant City (Florida) | 4,604.90 mi (7,410.87 km) |
| Canals to Plantation (Florida) | 4,580.70 mi (7,371.92 km) |
| Canals to Platteville (Wisconsin) | 4,468.34 mi (7,191.10 km) |
