Ontario Electricity and Natural Gas Utilities – Service Area Map
Ajax Aurora Barrie Brampton Burlington East Gwillimbury Essex Haldimand County Hamilton King City London Markham Milton Mississauga Newmarket Oakville Oro-Medonte Oshawa Pickering Richmond Hill Stouffville Toronto Vaughan Waterloo Welland Whitby Windsor
Toronto
- Electricity: Toronto Hydro
- Water: City of Toronto or call 311
- Gas: Enbridge Gas
Markham
- Electricity and water: Alectra Utilities
- Gas: Enbridge Gas
Richmond Hill
- Electricity: Alectra Utilities
- Water: Town of Richmond Hill or call 905-771-8800
- Gas: Enbridge Gas
Oshawa
- Electriciy: Oshawa PUC Networks
- Water: call 905-666-6211 (Regional Municipality of Durham)
- Gas: Enbridge Gas
Oakville
- Electriciy and water: Oakville Hydro Electric Distribution
- Gas: Union Gas
Mississauga
- Electricity: Alectra Utilities
- Water: call 905-791-8711 (Region of Peel)
- Gas: Enbridge Gas
Vaughan
- Electricity and water: Alectra Utilities
- Gas: Enbridge Gas
Newmarket
- Electricity: call 905-895-2309 (Newmarket-Tay Power Distribution)
- Water: call 905-895-5193 (Town of Newmarket)
- Gas: Enbridge Gas
Aurora
- Electricity: Alectra Utilities
- Water: call 905-727-1375 or fax 905-726-4769 (Access Aurora)
- Gas: Enbridge Gas
Stouffville
- Eletricity: Hydro One
- Water: call 905-640-1910 ext 2242 or ext 2331 (Water Billing Department, Town of Whitchurch-Stouffville)
- Gas: Enbridge Gas
Whitby
- Electricity: Whitby Hydro
- Water: call 905-666-6211(Regional Municipality of Durham)
- Gas: Enbridge Gas
Ajax
- Electricity: Veridian
- Water: call 905-666-6211 (Regional Municipality of Durham)
- Gas: Enbridge Gas
Waterloo
- Electricity: Waterloo North Hydro
- Water: call 519-747-8718 (City of Waterloo)
- Gas: Union Gas
Barrie
- Electricity: Alectra Utilities
- Water: City of Barrie or call 705-726-4242
- Gas: Enbridge Gas
Haldimand County
- Electricity: Hydro One
- Water: call 1-844-361-1871 (Haldimand County Water and Wastewater)
- Gas: Union Gas
East Gwillimbury
- Electricity: Hydro One
- Water: Town of East Gwillimbury Water and Sewers or call 905-478-4282
- Gas: Enbridge Gas
Milton
- Electricity and water: Milton Hydro
- Gas: Union Gas
Oro-Medonte
- Electricity: Hydro One
- Water: call 705-487-2171 (Township of Oro-Medonte Administration Centre)
- Gas: Union Gas
Welland
- Electricity: Welland Hydro
- Water: call 905-735-1700 or fax 905-732-1919 or email finance@welland.ca (Welland Finance Department)
- Gas: Enbridge Gas
Hamilton
- Electricity and water: Alectra Utilities
- Gas: Enbridge Gas
Essex
- Electricity: call 519-776-5291 (ELK Energy) or call 1-800-434-1235 (Hydro One)
- Water: call 519-776-5291 (ELK Energy)
- Gas: Union Gas
London
- Electricity and water: London Hydro
- Gas: Union Gas
Pickering
- Electricity: Veridian
- Water: call 905-666-6211 (Regional Municipality of Durham)
- Gas: Enbridge Gas
- Information: Settle In Instructions
Brampton
- Electricity: Alectra Utilities
- Water: call 905-791-8711 (Region of Peel)
- Gas: Enbridge Gas
Burlington
- Electricity and water: call 905-332-1851 or email cservice@burlingtonhydro.com (Burlington Hydro & Water)
- Gas: Enbridge Gas
Windsor
- Electricity and water: call 519-255-2727 or email info@enwin.com (Electricity, Water and District Energy for Windsor)
- Gas: Union Gas
King City
- Electricity: Hydro One
- Water: email serviceking@king.ca (King City)
- Gas: Enbridge Gas