| Business | Phone |
| Radio Shack 3617 E Grand River Ave, Howell 48843 | (248) 737-2397 |
| Cartronics Inc 120 N Michigan Ave, Howell 48843 | (517) 548-7705 |
| Coastal Communications 105 W Clinton St, Howell 48843 | (517) 546-8600 |
| Performance Paging 2383 E Grand River Ave, Howell 48843 | (517) 546-2200 |
| Utop Inc 4207 E Grand River Ave, Howell 48843 | (517) 545-7220 |