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National Grid Information
Gas
- Report a Gas Emergency: 1-800-233-5325
- Customer Support: 1-800-732-3400
- New Gas Service: 1-877-696-4743
- Credit and Collections: 1-800-732-3400
- Claims (Insurance): 1-781-907-3930
- Home Energy Audit: 1-800-632-8300
- MassSave: 1-877-378-2748
- Report a Suspected Energy Theft: 1-800-322-2234
Electric
- Report an Outage: 1-800-465-1212
- Customer Support: 1-800-322-3223 Fax: 1-508-357-4730
- Credit and Collections: 1-888-211-1313
- Claims (Insurance): 1-781-907-3930
- New Electric Service Request: 1-800-375-7405
- National Grid Connects: 1-800-260-0054
- Hazard Identification Hotline: 1-888-625-3723
- Home Energy Audit: 1-800632-8300
- MassSave: 1-877-378-2748
- Report A Suspected Energy Theft: 1-800-322-2234