If you would like your public utility companies to locate their underground lines the links below will help you find the local "One Call" organization in your area. Please note these organizations may not locate all utilities or private utilities on your property.


"Ontario One Call Ltd." or "ON1Call", is a private, not for profit corporation formed in 1996 to establish a call center to receive excavator locate requests within the Province of Ontario and to notify the members with underground facilities in the vicinity of the dig site... more info at their web site or call 1-800-400-2255.

"Alberta One Call Corporation" was incorporated as a non-profit corporation under the Business Corporations Act of Alberta on 25 August 1982 to prevent damage to buried facilities through education, advocacy, public awareness and dependable cost-effective communication and exchange of information between members and those intending to disturb the ground... more info at

"BC One Call" is province-wide non-profit organization established in 1994 to provide the excavating community, including contractors and homeowners, with a means to request information on the location of underground services... more info at

"Sask 1st Call" is a Call Before You Dig location screening and notification service for contractors and customers who are planning to dig or excavate... more info at

"Manitoba One Call Locate Service" is a Call Before You Dig service for contractors and customers who are planning to dig or excavate... more info at

"Info-Excavation" offers a free underground network location service to individuals, companies and municipalities in the province of Quebec... more info at


For private utility locating and mapping in Ontario - Call Global GRP Utility Locating Services!

Links to One Call and Call Before You Dig Services for Utility Locating by Global GPR Services Inc.