| Business | Phone |
| Mailing & Packaging Systems 2391 Ne Loop 410 120, San Antonio 78217 | (210) 654-9057 |
| Mailing Systems Of Texas 7114 Oaklawn, San Antonio 78229 | (210) 366-4143 |
| Mailing Systems Of Texas 4737 Shavano Oak 105, San Antonio 78249 | (210) 764-0606 |
| Quantum Mailing Solutions 308 El Paso St, San Antonio 78207 | (210) 223-3337 |