Request A Locate

Homeowners
- - - Homeowners
      
      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.
Contractors
- - - Contractors
      
      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 Owners
- - - Infrastructure Owners
      
      Infrastructure Owner login links, best practices and other resources.
Dedicated Locator
- - - Dedicated Locator
      
      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.
Compliance and Industry Performance
- - - Compliance and Industry Performance
      
      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.
About Us
- - - About Us
      
      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.
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News & Events

News & Events

Latest News

Protecting Public Safety: The Importance of Safe Digging in Ontario

GUELPH, ON – Ontario continues to see significant preventable damage to underground infrastructure because critical safety steps are being ignored or not followed. Despite clear legal requirements, too many projects are still moving forward without valid utility locates. Every skipped step increases the likelihood of striking buried infrastructure, putting workers, homeowners, and entire communities at
Get Ready for Dig Season 2026 – Join Our Dig Safe Month Webinar Series

As we head into another busy excavation season, education, compliance, and collaboration are more important than ever. To mark Dig Safe Month, Ontario One Call is hosting a webinar series designed to help excavators and underground infrastructure owners (UIOs) stay informed, compliant, and safe in 2026. Each session will highlight key topics, including the locate request process, compliance insights, industry partnerships, and the critical role of damage reporting
Damage Reporting Update for Underground Infrastructure Owners

Dear Stakeholders, Ontario One Call is working with the Ontario Regional Common Ground Alliance (ORCGA) and Underground Infrastructure Owners (UIOs) to improve damage reporting across Ontario using the Damage Information Reporting Tool (DIRT), beginning with reporting for the 2026 calendar year. This initiative is built on partnership and shared responsibility, with the goal of improving safety outcomes for
Ontario One Call Announces New Ministry-Appointed Board Members

Strengthening governance and public safety: Ontario One Call is pleased to welcome three new ministry-appointed members to our Board! Connie Graham joins as Board Chair, bringing extensive experience as a Certified Corporate Director and a proven ability to guide organizations through complex governance and strategic challenges. Jennifer Mills, Team Lead at RE/MAX Hallmark, contributes proven

Upcoming Events

OACETT 2026 TECHNOLOGY TRADESHOW

May 29, 2026. Hamilton, ON.
Ontario Waterworks Association

May 4-7, 2026. Niagara Falls, ON.
Sudbury Home, Renovation and Style Show

April 25-26, 2026. Greater Sudbury, ON.
Ottawa Construction Assocation Symposium

April 22, 2026. Ottawa, ON.