Connecting with Distributed Generation Resources

If you need to contact us regarding interconnection inquires, questions or concerns, please call us at the numbers listed below.

General Customer Service Inquiries 
Mon.-Fri., 7:00 a.m. to 7:00 p.m.
Sat., 7:00 a.m. to 4:00 p.m.

800 7 CALL UI (800.722.5584)
Fax: 203.499.5973

Customer Inquires

Mail Application to:
The United Illuminating Company
Distributed Generation--MS: AD-2C
180 Marsh Hill Road
Orange, CT 06477

Contractor Service Request
To establish an electric service for generator connections, contact:
UI’s Customer Care