| San Marcos to Alachua (Florida) | 2,048.48 mi (3,296.72 km) |
| San Marcos to Alafaya (Florida) | 2,148.13 mi (3,457.08 km) |
| San Marcos to Alameda (California) | 429.47 mi (691.17 km) |
| San Marcos to Alamo (California) | 424.66 mi (683.42 km) |
| San Marcos to Alamo (Texas) | 1,238.50 mi (1,993.17 km) |
| San Marcos to Alamogordo (New Mexico) | 649.54 mi (1,045.33 km) |
| San Marcos to Albany (California) | 436.97 mi (703.24 km) |
| San Marcos to Albany (Georgia) | 1,921.04 mi (3,091.62 km) |
| San Marcos to Albany (New York) | 2,426.09 mi (3,904.42 km) |
| San Marcos to Albany (Oregon) | 854.93 mi (1,375.88 km) |
| San Marcos to Albemarle (North Carolina) | 2,105.59 mi (3,388.62 km) |
| San Marcos to Albert Lea (Minnesota) | 1,472.39 mi (2,369.58 km) |
| San Marcos to Albertville (Alabama) | 1,774.72 mi (2,856.14 km) |
| San Marcos to Albuquerque (New Mexico) | 617.06 mi (993.06 km) |
| San Marcos to Alcoa (Tennessee) | 1,891.02 mi (3,043.29 km) |
