Contact Us


Phone Numbers

Hearing Impaired: Dial 711


 Emergency (24x7)


Customer Care
Toll Free: 800.722.5584
Live Support Hours:
Mon-Fri 7:00 a.m. - 7:00 p.m.
Self-Service Automated Phone Support 24x7
Fax: 203.499.5973  


Mail a Payment

The United Illuminating Company
P.O. Box 847818
Boston, MA 02284-7818


Property and Casualty Claim

Complete our online Property and Casualty Claim form



Have a question?

Search for questions with the Answers on our FAQs page, or submit your own question using the email form.

Our team is focused on restoring power to customers impacted by Tropical Storm Isaias. For the latest information, including estimated times for power restoration, please visit the Outage Central section of this website or download our new mobile app. Thank you.