Contact Us

Start here to get the help you need.

red-10 _ emergency Emergency


Power Out?
877-659-6326

Smell Gas?
800-525-8222

teal-10 _ web Web

Before you call, these webpages might have the help you need to complete most common tasks.  

bright-green-10 _ phone  Phone 

Monday through Friday, 8 a.m. to 6 p.m. ET (service in English and Español)

Residential Customer Service
877-659-6326

Credit and Collections
877-963-2632

Claims
844-685-4475 

Switch to Gas Heat
855-645-2427

Pay by Phone
888-783-6618

TTY/TDD Hearing Impaired
800-221-1341

Supplier Privacy
877-659-6326

Builders and Contractors
800-880-2433

Phone numbers for former Columbia Gas customers

Customer Service
800-688-6160 

TTY/TDD Hearing Impaired
National Relay: 711

Pay by Phone
800-688-6160 

yellow-10 _ address Address

Bill Payments
Eversource
P.O. Box 56005
Boston, MA 02205-6005

Other Correspondence
Eversource
P.O. Box 270
Hartford, CT 06141-0270

Addresses for former Columbia Gas customers

Gas Bill Payments
Eversource
P.O. Box 55215
Boston, MA 02205-5215

Bankruptcy Notices
Eversource Revenue Recovery
P.O. Box 2025
Springfield, MA 01102-2025

Other Correspondence
Eversource
P.O. Box 2025
Springfield, MA 01102-2025

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