| Business | Phone |
| College Park Utilities Dept 3667 Main St, Atlanta 30337 | (404) 669-3759 |
| Water Department-Billing Info 55 Trinity Ave Sw, Atlanta 30303 | (404) 330-6007 |
| Water Department-On/Off Svc 68 Mitchell St Sw, Atlanta 30303 | (404) 658-6500 |
| Water Dept-Customer Svc Mngr 55 Trinity Ave Sw 5900, Atlanta 30303 | (404) 330-6083 |
| Water Dept-Customer Svc Office 55 Trinity Ave Sw 5400, Atlanta 30303 | (404) 330-6080 |
| Water Dept-Filter Plant 2001 Headland Dr, Atlanta 30344 | (404) 765-1069 |