| Business | Phone |
| Wylie Soft Water 101 Lucy Rd, Howell 48843 | (517) 546-1990 |
| Abc Discount Water Treatment 4203 Hampton Ridge Blvd, Howell 48843 | (517) 546-3200 |
| Beau-Life Inc 8392 Argentine Rd, Howell 48855 | (517) 546-0511 |
| Brighton Howell Soft Water Co 502 E Grand River Ave, Howell 48843 | (517) 546-7808 |
| Chemco Products Inc 1349 Grand Oaks Dr, Howell 48843 | (517) 546-7800 |
| Livingston Water Care 704 Pinckney Rd, Howell 48843 | (517) 546-1750 |