Residential

Contact Us

24-Hour Emergency Assistance 1-877-969-0999
Call if you suspect a natural gas leak or a build up of carbon monoxide.

For all other inquiries...

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Call us at 1-888-774-3111
Monday to Friday 8 a.m. to 6 p.m. (except holidays)

For Inquiries
Union Gas
PO Box 2001
Chatham, ON
N7M 5M1

For Bill Payments
Union Gas
PO Box 4001, STN A
Toronto, ON
M5W 0G2