| Business | Phone |
| Truby Inc Cumming 30040 | (770) 886-0005 |
| Waterscape Utilities 6325 Hampton Golf Club Dr, Cumming 30041 | (770) 888-9978 |
| Cumming Water Dept 301 Old Buford Rd, Cumming 30040 | (770) 781-2020 |
| Forsyth County Water Treatment 2255 Antioch Rd, Cumming 30040 | (678) 513-6900 |