| San Marcos to Hickory Hills (Illinois) | 1,705.91 mi (2,745.40 km) |
| San Marcos to Hicksville (New York) | 2,441.12 mi (3,928.61 km) |
| San Marcos to Hidalgo (Texas) | 1,233.71 mi (1,985.47 km) |
| San Marcos to High Point (North Carolina) | 2,111.95 mi (3,398.86 km) |
| San Marcos to Highland (California) | 67.46 mi (108.56 km) |
| San Marcos to Highland (Illinois) | 1,579.62 mi (2,542.16 km) |
| San Marcos to Highland (Indiana) | 1,722.47 mi (2,772.05 km) |
| San Marcos to Highland (Utah) | 584.92 mi (941.34 km) |
| San Marcos to Highland City (Florida) | 2,120.26 mi (3,412.22 km) |
| San Marcos to Highland Park (Illinois) | 1,712.95 mi (2,756.73 km) |
| San Marcos to Highland Park (New Jersey) | 2,394.30 mi (3,853.26 km) |
| San Marcos to Highland Springs (Virginia) | 2,249.46 mi (3,620.15 km) |
| San Marcos to Highland Village (Texas) | 1,162.19 mi (1,870.36 km) |
| San Marcos to Highlands Ranch (Colorado) | 809.57 mi (1,302.88 km) |
| San Marcos to Hillcrest (California) | 185.50 mi (298.53 km) |
