Water Providers in Worcester County
- Aquarion Water - Millbury
- Aquarion Water - Oxford
- Ashburnham-Winchendon Joint Water Authority
- Athol Water Department
- Auburn Water
- Blackstone Water Department
- Dudley Water
- Grafton Water District
- Holden Water
- Hopedale Water Department
- Lancaster Water Department
- Lunenburg Water District
- Northborough Water Department
- Rutland Water
- Southborough Water Department
- Southbridge Water Department
- Spencer Water Department
- Sterling Water
- Templeton Water
- Town Of Winchendon Water Department
- Uxbridge Water Department
- Webster Water Department
- Westborough Water
- West Boylston Water
- Whitinsville Water Company
- Whitinsville Water Company - Northbridge Water Department
Water Providers by City
- Ashburnham
- Athol
- Auburn
- Baldwinville
- Blackstone
- Dudley
- Grafton
- Holden
- Hopedale
- Lancaster
- Lunenburg
- Millbury
- Northborough
- Rutland
- Southborough
- Southbridge
- Spencer
- Sterling
- Uxbridge
- Webster
- Westborough
- West Boylston
- Whitinsville
- Winchendon
