Hydro One Customer Service Numbers

  1. Call at 1-888-664-9376

  2. Head Office Location: Post Office Box 5700, Markham, Ontario, Canada
  3. Driving Direction: Follow the directions to locate Hydro One
  4. Send Message at: customercommunications@hydroone.com.
  5. Locations Near You: Find nearby locations of Hydro One

Customer Service Paths for Additional Help


Login To Your Account
Login/Sign in: You can directly login to your account from here

For Any Enquiry/Inquiry and Customer Service Support
Service Support: You can avail service support from Hydro One by following the given path.
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Hydro One Outage Reporting?
Outage: Get connected with outage page. You can also use above given contact us page for this facility.

Hydro One App For Android Users
Andriod App Support: If you have an android or other smartphone, you can get the app.

Hydro One Current Jobs?
Job/Placement: The current job openings at Hydro One can be found easily right from here.
Hydro One is associated, Hydro One Ontario, Hydro One Careers, Hydro One Jobs, Find a job at Hydro One,.

What is Hydro One in the Process of?

Hydro One is one of the largest electricity and an energy utility company in Ontario, Canada. Hydro One started business in the year of 1999 in Toronto. In the initial years, the company was named as the Hydroelectric Power Commission of Ontario and in 1974, it changed its name to Ontario Hydro. The company was established under the Business Corporations Act. It is owned by the Government of Ontario.