CALL OR CLICK

BEFORE YOU DIG

Locate pipes + utility lines at no cost

Submit a request online

How to get in touch with Ontario One Call.

Contact Information

To request a locate or check a status, please use the Homeowner, Contractor, or Infrastructure Owner Links

Our contact centre is open 24/7:  1-800-400-2255

For Corporate Offices:

Phone: 519.265.8006 or Toll Free: 844.257.9490

Fax: 519.837.5410

 

Southern Office
104 Cooper Dr, Suite 1
Guelph ON N1C 0A4

Northern Office
Unit 1 - 1326 Kingsway
Sudbury, ON P3B 0A3

Mailing Lists

Click here to subscribe to our email mailing list.