Contact National Grid Corporate
Toll free phone number: 781-907-1000
Welcome to the National Grid complaints department brought to you by HissingKitty. Experienced poor customer service? We make it easy to file a formal complaint against National Grid online. Simply use our free form and your feedback will be instantly forwarded for review. Need to contact the National Grid corporate office? We have the mailing address, phone number, and email address listed below.
Experienced poor service? File a complaint here!
National Grid Contact Information
Report complaints to corporate and get satisfactionNational Grid headquarters address
- 40 Sylvan Road
- Waltham
- MA 02451
- United States
Company website
1-800 phone number
781-907-1000Support email address
Email unavailable.
Better Business Bureau rating
A+
Customer service hours
24 hours a day
Top National Grid Complaints
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