Contact Us
Non Emergency Contacts
Greater Hartford: 860.524.8361
Greenwich: 203.869.6900
Live Support Hours: Mon-Fri 8 a.m. - 6 p.m.
Self-Service Automated Phone Support 24x7
Greater Hartford: 860.727.3400
Greenwich: 800.437.0444
844.383.8827
Mon-Fri: 8:00 a.m. - 6:00 p.m.
Emergency Contacts
Natural Gas Emergency
If you are experiencing a natural gas emergency, or if you suspect a natural gas leak, get up, get out and get away! Then call us immediately at 866.924.5325 or 911 from a safe location.
You can also call us using the following local numbers: Greater Hartford: 860.246.5325 and Greenwich: 203.869.6913.
Mail a Payment
(Payments only)
Connecticut Natural Gas
P.O. Box 847820
Boston, MA 02284-7820
Property and Casualty Claim
Complete our online Property and Casualty Claim form
Have a question?
Search for questions with the Answers on our FAQs page, or submit your own question using the email form. Emails will receive a response within three (3) business days from receipt of message.