| San Luis to Hutchinson (Kansas) | 1,021.03 mi (1,643.19 km) |
| San Luis to Hutchinson (Minnesota) | 1,384.58 mi (2,228.26 km) |
| San Luis to Hutto (Texas) | 1,018.87 mi (1,639.71 km) |
| San Luis to Hyattsville (Maryland) | 2,148.37 mi (3,457.47 km) |
| San Luis to Hybla Valley (Virginia) | 2,141.51 mi (3,446.43 km) |
| San Luis to Idaho Falls (Idaho) | 773.44 mi (1,244.74 km) |
| San Luis to Idylwood (Virginia) | 2,134.87 mi (3,435.75 km) |
| San Luis to Ilchester (Maryland) | 2,158.48 mi (3,473.73 km) |
| San Luis to Immokalee (Florida) | 2,037.12 mi (3,278.43 km) |
| San Luis to Imperial (California) | 55.66 mi (89.58 km) |
| San Luis to Imperial Beach (California) | 140.44 mi (226.01 km) |
| San Luis to Independence (Kentucky) | 1,740.91 mi (2,801.73 km) |
| San Luis to Independence (Missouri) | 1,225.27 mi (1,971.88 km) |
| San Luis to Indian Trail (North Carolina) | 1,954.86 mi (3,146.04 km) |
| San Luis to Indiana (Pennsylvania) | 2,036.35 mi (3,277.18 km) |
