| Business | Phone |
| Wise Contact Us Optical Corp 11311 N Central Expy, Dallas 75243 | (214) 373-3774 |
| A & R Optical Machinery Inc 12219 Prestonridge Rd, Dallas 75230 | (469) 374-6966 |
| Salem Distributing Co 13745 Jupiter Rd, Dallas 75238 | (214) 553-8450 |
| Universal Ophtalmic Instrument 10920 Switzer Ave, Dallas 75238 | (214) 340-5555 |