IT’S FREE. IT’S EASY. IT’S THE LAW.

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If you are excavating a new building, repairing buried infrastructure, landscaping or anything else that requires you to break ground, you must contact Ontario One Call.

Contacting Ontario One Call will help protect your project from unnecessary damages, injuries and financial penalties. We notify buried infrastructure owners that you are excavating. Once notified, they will then let you know where cables, pipes and wires are buried.

Be safe, know what’s below.


Requesting a locate through Ontario one Call is free

You must contact Ontario One Call a minimum of 5 business days (excluding weekends and holidays) before digging.


Here’s How it Works

Step 1

CONTACT

At least 5 days before you dig, submit a locate request at OntarioOneCall.ca or 1-800-400-2255. We will notify underground infrastructure owners that you plan to dig.

Step 2

LOCATE

Locators from each underground infrastructure owner will come out to locate the buried lines & cables.

Step 3

DIG

Dig safely. Respect the marks and follow the instructions that are provided.

There are two ways to make a locate request

Use our web portal to save time and make the most accurate locate request

Single Civics
and Emergency
calls only
1-800-400-2255