| Business | Phone |
| 20/20 Communications Systems Palos Heights 60463 | (708) 448-0414 |
| Mobile Solution Corp 11800 S 75th Ave 100, Palos Heights 60463 | (708) 923-0882 |
| Mosaic Production Group Inc 12232 S 68th Ct, Palos Heights 60463 | (708) 494-2222 |
| Radio Shack 11901 S Harlem Ave, Palos Heights 60463 | (708) 361-6733 |
| United Radio Comm Inc 12718 S Harlem Ave, Palos Heights 60463 | (708) 671-9600 |