City of Burlington:
Water & Hydro: 905-332-1851
Union Gas: 1-877-774-3111

Town of Halton Hills:
Water & Hydro: 519-853-3700
Gas: 1-800-263-8626

City of Kitchener:
Hydro: 519-745-4771
Water & Gas: 519-741-2528

City of Mississauga:
Hydro Dept.: 905-273-7425
Water Dept.: 905-791-8711
Enbridge (gas): 1-877-362-7434

Town of Orangeville:
Water & Hydro: 519-942-8000
Gas: 519-941-1560

City of Vaughan:
Water & Hydro: 905-417-6900
Enbridge (Gas): 1-866-763-5427

City of Brampton:
Hydro Dept.: 905-840-6300
Water Dept.: 905-791-8711
Enbridge (gas): 1-877-362-7434

City of Hamilton:
Hydro: 905-522-6611
Water: 905-522-9200
Gas: 905-548-3400 / 1-800-263-9970

Town of Milton:
Hydro & Water: 905-876-4611
Union Gas: 1-877-774-3111

Town of Oakville:
Hydro & Water: 905-825-9400
Union Gas: 1-877-969-0999

City of Toronto:
Hydro: 416-542-3000
Water: 416-392-4546
Gas: 1-888-492-5100