Make sure you are using one of our supported web browsers (Google Chrome, Firefox and Edge) and that it is up to date.

Latest News

• 2025 ANNUAL Report

  Ontario One Call’s Annual Report is now available. Read the report here.

• Ontario One Call Rebrand: Stakeholder Information Session – Recording & Resources

  Dear Stakeholders,  Thank you for joining us for our rebrand information session, where we shared details about Ontario One Call’s upcoming brand transition and introduced our new name: Ontario Dig Authority. We appreciate your time, participation, and continued partnership as we begin this new chapter. Key Takeaways: Important Dates & Activities  July – September 2026: New

Upcoming Events

• ROW Management

  October 14-15, 2026. Ajax, ON.

• AORS

  June 3-4, 2026. Petawawa, ON.

• OACETT 2026 TECHNOLOGY TRADESHOW

  May 29, 2026. Hamilton, ON.

• Ontario Waterworks Association

  May 4-7, 2026. Niagara Falls, ON.