| San Marcos to Hagerstown (Maryland) | 2,221.52 mi (3,575.19 km) |
| San Marcos to Haines City (Florida) | 2,132.23 mi (3,431.49 km) |
| San Marcos to Halawa (Hawaii) | 2,612.63 mi (4,204.62 km) |
| San Marcos to Half Moon Bay (California) | 421.46 mi (678.27 km) |
| San Marcos to Halfway (Maryland) | 2,218.96 mi (3,571.07 km) |
| San Marcos to Hallandale Beach (Florida) | 2,267.49 mi (3,649.17 km) |
| San Marcos to Haltom City (Texas) | 1,152.13 mi (1,854.17 km) |
| San Marcos to Ham Lake (Minnesota) | 1,523.34 mi (2,451.59 km) |
| San Marcos to Hamilton (Ohio) | 1,856.57 mi (2,987.86 km) |
| San Marcos to Hamilton Square (New Jersey) | 2,383.09 mi (3,835.21 km) |
| San Marcos to Hammond (Indiana) | 1,721.67 mi (2,770.75 km) |
| San Marcos to Hammond (Louisiana) | 1,574.78 mi (2,534.37 km) |
| San Marcos to Hammonton (New Jersey) | 2,378.55 mi (3,827.90 km) |
| San Marcos to Hampton (Virginia) | 2,305.34 mi (3,710.08 km) |
| San Marcos to Hampton Bays (New York) | 2,493.22 mi (4,012.45 km) |
