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Long Island NY Phone Numbers

A complete list of National Grid phone numbers for customers in Long Island and Rockaway Peninsula.
 Gas Emergencies

1-800-490-0045 or 911
24-Hour Assistance

Customer Service
(English & Español)

Monday - Friday, 8:00am - 8:00pm

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.

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

To report damage to a customer's property.


Claims form

Start or Stop Service
We ask that you kindly give a 24 hours notice.
Meter Upgrade Requests 1-516-545-5682
Dig Safe
Note: This is not a National Grid phone number.