Organization: Ontario One Call - Online/Telephone Service - Public Utility Locate Service
Toll-Free: Contact Centre 1-800-400-2255
Corporate Office 1-844-257-9490
Email: solutions@ontarioonecall.ca
Website: www.ontarioonecall.ca
Address:
104 Cooper Dr, Suite 1
Guelph, ON
N1C 1C3
Intersection: Laird Rd and Cooper Dr
Accessibility Notes: online/telephone service
Hours:

Mon-Sun 24 hours

Service Description: The Ontario Underground Infrastructure Notification System Act, stipulates that by law, anyone in the province of Ontario must contact Ontario One Call before they dig
  • Ontario OneCall relays dig information to the buried infrastructure owners, so they can mark (locate) based on the request
  • buried infrastructure owners will then deliver locates, by marking the property with paint and/or sending paperwork directly to the individual 
  • Online Learning Centre



Fees: None
Application:

  • request a locate on website

  • Homeowners can request a locate via Contact Centre phone number however contractors need to make the request online (Locate requests made online are more accurate, and help save time for those providing the locates)

  • request to locate must be submitted at least 5 days before dig is planned

Eligibility / Target Population: No restrictions
Languages: English ; French
Area Served: Algoma, Barrie & Area, Bolton Caledon, Bramalea, Brampton, Brant, Burlington, Cambridge–North Dumfries, Chatham – Kent, City of Thunder Bay, Cochrane, Collingwood & Area, District of Kenora, District of Rainy River, District of Thunder Bay, Dufferin, Durham North East, Durham West, East Mississauga, East York, Elgin, Etobicoke, Grey and Bruce, Guelph–Puslinch, Haldimand Norfolk, Haliburton County and City of Kawartha Lakes, Halton Hills, Hamilton, Huron and Perth, James and Hudson Bay Coast, Kingston, Kitchener–Waterloo–Wellesley–Wilmot–Woolwich, Lanark, Leeds & Grenville, London and Middlesex, Midland, Penetanguishene & Area, Milton, Muskoka, Niagara, Niagara North West, Nipissing–Temiskaming, North Etobicoke, Malton, West Woodbridge, North Lanark/North Grenville, North West Mississauga, North York, Northern, Northumberland County, Oakville, Orillia & Area, Ottawa, Oxford and Norfolk, Peterborough City and County, Prescott/Russell, Quinte, Renfrew County, Rural Frontenac, Lennox & Addington, Rural Hastings, Sarnia – Lambton, Scarborough, Scarborough North, Scarborough South, South Etobicoke, South Simcoe, South West Mississauga, Stormont/Dundas/Glengarry, Sudbury–Manitoulin–Parry Sound, Toronto, Wellington, Windsor – Essex, York - Toronto, York Region
See Also: Safety and Injury Prevention
Last Updated: 8/8/2024
Service Profile Web Address: eng/displayService.aspx?id=111015

© 2025, Halton Information Providers



© 2025, thehealthline.ca