United Illuminating provides safe, reliable electric service to customers in the greater New Haven and Bridgeport areas of Connecticut.

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Pay your UI bill online by credit card, debit card, or checking / savings account.

Report an electric outage, and view a list or map of current power outages and restoration statuses in the greater New Haven & Bridgeport areas of Connecticut.

Sign in to manage your UI account and access billing information.

If you are experiencing a life-threatening electricity emergency, please call 911 immediately. Otherwise, please contact us at 855-784-3637 for electricity outages or trouble, or use our online form.

Explore ways to pay, receive and manage your UI bill. Pay your bill online or learn about other ways to pay using our mobile app, AutoPay, or pay offline.

Support View customer service phone numbers and other important contact information for residential and business customers.

The United Illuminating Company’s (UI) comprehensive outdoor lighting program, UI’s Outdoor Lighting, is the easiest and most affordable way to improve the outdoor lighting on your property for safety, …

Welcome to United Illuminating! Whether you’re a new, returning or current customer, we’re happy to serve you.