Request A Locate
Whether you are a homeowner, renter, or tenant, if you are planning to dig you must submit a locate request. Click before you dig applies to every job, big or small. Whether you’re building a fence, putting in a pool, planting a tree or digging a new garden, or any other digging project you need to contact Ontario One Call.
Contacting Ontario One Call will help protect you and your project from unnecessary damages, injuries and financial penalties. We notify buried infrastructure owners that you are excavating.
Infrastructure Owner login links, best practices and other resources.
Take control of your project with Dedicated Locator. Learn more on how a single resource used to mark all underground infrastructure within a project area, can help your project.
Ontario One Call regulates public utility locating and safe digging in the Province of Ontario. File a complaint, view performance reports and find supporting resources.
Ontario One Call is a public safety administrative authority that acts as a communications link between buried infrastructure owners and individuals who are planning to dig in the province of Ontario.
November 17 – 19, 2026. Calgary, ON.
