| Business | Phone |
| Berry Aviation Inc 1807 Airport Dr, San Marcos 78666 | (512) 353-2379 |
| Gafford Aero 1833 Airport Dr, San Marcos 78666 | (512) 396-3323 |
| San-Mar Aviation 725 Scull Rd, San Marcos 78666 | (512) 396-0765 |
| Southwest Texas Aviation Inc 1815 Airport Dr, San Marcos 78666 | (512) 353-3455 |