| San Marcos to Timberwood Park (Texas) | 1,125.69 mi (1,811.62 km) |
| San Marcos to Timonium (Maryland) | 2,281.43 mi (3,671.60 km) |
| San Marcos to Tinley Park (Illinois) | 1,705.09 mi (2,744.07 km) |
| San Marcos to Tinton Falls (New Jersey) | 2,412.37 mi (3,882.33 km) |
| San Marcos to Tipp City (Ohio) | 1,879.16 mi (3,024.21 km) |
| San Marcos to Titusville (Florida) | 2,168.45 mi (3,489.78 km) |
| San Marcos to Toledo (Ohio) | 1,921.72 mi (3,092.71 km) |
| San Marcos to Tomball (Texas) | 1,283.18 mi (2,065.08 km) |
| San Marcos to Tonawanda (New York) | 2,170.39 mi (3,492.90 km) |
| San Marcos to Tooele (Utah) | 577.79 mi (929.87 km) |
| San Marcos to Topeka (Kansas) | 1,263.07 mi (2,032.71 km) |
| San Marcos to Torrance (California) | 82.83 mi (133.31 km) |
| San Marcos to Torrington (Connecticut) | 2,460.14 mi (3,959.22 km) |
| San Marcos to Totowa (New Jersey) | 2,404.45 mi (3,869.59 km) |
| San Marcos to Town 'n' Country (Florida) | 2,078.82 mi (3,345.54 km) |
