Welcome to United Illuminating! Whether you’re a new, returning or current customer, we’re happy to serve you. We work hard to make sure your needs receive the highest priority.

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

Established in 1899, UI is engaged in the purchase, transmission, distribution and sale of electricity and related services to approximately 347,149 residential, commercial and industrial customers in the …

Sign in and manage your UI account, and view and pay your bill. Don't have an account? Register here to get started.

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.

Start, stop and transfer your electrical services in greater New Haven and Bridgeport area with UI. Our quick and easy process ensures you can manage your services in just a few steps.

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, …

Below is a complete listing of UI’s current schedule of rates and riders as approved by the Public Utility Regulatory Authority (PURA). We've made it convenient for you to view and/or print a PDF of any …

Budget Billing With Budget Billing, UI will bill you for an average monthly electric cost based on your actual use. Read more

You can request the status of an outage by going to the UI homepage, selecting the OUTAGE ALERTS link at the bottom of the page, and logging in (as shown in the Reporting Outage steps).