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Massachusetts Gas Phone Numbers

A complete list of National Grid phone numbers for customers in Massachusetts.

 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)

1-800-233-5325
Monday - Friday, 7:00am - 7:00pm

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

Credit and Collections

1-800-233-5325
Monday - Friday, 8:00am - 8:00pm
Saturday, 8:00am - 5:00pm

Credit/Debit Card Payments via Western Union
Fees Apply

1-888-849-4310
Specialized Commercial Group

 1-800-322-3223
Claims
To report damage to a customer's property.

1-781-907-3930

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.

 1-877-696-4743
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)

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