| Business | Phone |
| Nextel 4170 N Harlem Ave, Harwood Heights 60706 | (708) 453-1538 |
| Sprint 4630 N Harlem Ave, Harwood Heights 60706 | (708) 867-1700 |
| Ultimate Cellular Inc 4701 N Harlem Ave, Harwood Heights 60706 | (708) 867-8783 |
| Us Cellular 7046 W Forest Preserve Dr, Harwood Heights 60706 | (708) 457-2199 |
| Us Cellular 4202 N Harlem Ave F, Harwood Heights 60706 | (708) 583-0265 |
| Verizon Wireless 4265 N Harlem Ave, Harwood Heights 60706 | (708) 457-1377 |