| Business | Phone |
| Dunedin Utility Billing 750 Milwaukee Ave, Dunedin 34698 | (727) 298-3024 |
| Dunedin Water Dept 1401 County Road 1, Dunedin 34698 | (727) 738-1840 |
| Dunedin Water Dept 750 Milwaukee Ave, Dunedin 34698 | (727) 738-1839 |
| Dunedin Water Treatment Plant 1401 County Road 1, Dunedin 34698 | (727) 298-3100 |