| Business | Phone |
| Genrex Corp Houston 77074 | (713) 981-5375 |
| Addressing Mailing Equipment Houston 77083 | (281) 932-4470 |
| Affordable Mailing Equipment Houston 77077 | (281) 804-9257 |
| Toshiba Phone Systems 3900 North Fwy, Houston 77022 | (713) 590-8506 |
| Mailquick 2650 Fountain View Dr, Houston 77057 | (713) 781-6969 |