| Canals to San Luis Obispo (California) | 6,040.92 mi (9,721.92 km) |
| Canals to San Marcos (California) | 6,011.39 mi (9,674.40 km) |
| Canals to San Marcos (Texas) | 5,312.15 mi (8,549.08 km) |
| Canals to San Marino (California) | 5,999.69 mi (9,655.57 km) |
| Canals to San Mateo (California) | 5,984.46 mi (9,631.06 km) |
| Canals to San Pablo (California) | 5,964.31 mi (9,598.63 km) |
| Canals to San Rafael (California) | 5,969.35 mi (9,606.74 km) |
| Canals to San Ramon (California) | 5,959.96 mi (9,591.63 km) |
| Canals to San Tan Valley (Arizona) | 5,777.61 mi (9,298.17 km) |
| Canals to Sand Springs (Oklahoma) | 4,970.07 mi (7,998.56 km) |
| Canals to Sandusky (Ohio) | 4,163.19 mi (6,700.01 km) |
| Canals to Sandy (Oregon) | 5,578.53 mi (8,977.77 km) |
| Canals to Sandy (Utah) | 5,442.52 mi (8,758.89 km) |
| Canals to Sandy Springs (Georgia) | 4,498.67 mi (7,239.91 km) |
| Canals to Sanford (Florida) | 4,532.74 mi (7,294.74 km) |
