| Business | Phone |
| Pdic Scuba Instruction Austin 78701 | (512) 296-3400 |
| Deep Blue Scuba 13450 N Highway 183, Austin 78750 | (512) 257-0404 |
| Dive World 12129 Ranch Road 620 N 440, Austin 78750 | (512) 219-1220 |
| Oak Hill Scuba Inc 6156 W Highway 290 B, Austin 78735 | (512) 892-4900 |
| Aquatics Unlimited 4403 Guadalupe St, Austin 78751 | (512) 453-4065 |
| Austin Divers Training Center 12901 Dakota Ln, Austin 78729 | (512) 335-4190 |
| Clearwater Divers 6215 N Lamar Blvd, Austin 78752 | (512) 452-6990 |