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Massachusetts Gas Phone Numbers

A complete list of National Grid phone numbers for customers in Massachusetts.
Purpose Phone Number(s)
Gas Emergencies 1-800-233-5325 or 911
24-Hour Assistance
Report an Outage 1-800-465-1212
24-Hour Assistance
Customer Service
(English & Español)
Monday - Friday, 7:00am - 7:00pm

For the fastest service, please call from the primary phone number on file in your account settings

Also, have your account number on hand before calling, especially if you have more than one service address.  

Keep in mind that while our phone system will ask you to answer questions verbally, you may also enter in account numbers, credit card numbers, and other digits using your phone key pad.  

Hearing/speech impaired customers may call 711 and provide the support number above.

Credit and Collections 1-800-233-5325
Monday - Friday, 7:00am - 9:00pm
Saturday, 7:00am - 5:00pm
Credit/Debit Card Payments via Western Union
Fees Apply
Specialized Commercial Group 1-800-322-3223
To report damage to a customer’s property.
Claims form
New Service, Gas pipe Installations & Natural Gas Conversions
For customers requesting a new gas pipe installation outside their home, business, multi-dwelling and Natural gas conversions.
Monday - Friday, 8:00am - 5:00pm
Dig Safe
Note: This is not a National Grid phone number.
1-888-DIG-SAFE (1-888-344-7233)