| Business | Phone |
| Computer Access 1009 Broadway St, Mt. Vernon 62864 | (618) 244-5390 |
| Delaney's Computer Svc 14059 E Last St, Mt. Vernon 62864 | (618) 244-7867 |
| Eight Is Enough Custom Cmptrs 601 Broadway St, Mt. Vernon 62864 | (618) 732-8640 |
| P C Rescue & Sales 1201 Broadway St, Mt. Vernon 62864 | (618) 244-2284 |
| Navtech Computers 15226 E Green Rd, Mt. Vernon 62864 | (618) 244-0096 |
| Internet Plus 307 S 10th St, Mt. Vernon 62864 | (618) 266-2525 |