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Also Known as:  The United Illuminating ,, United Illuminating Co

doxo is a secure all-in-one service to organize all your provider accounts in a single app, enabling reliable payment delivery to thousands of billers. doxo is not an affiliate of The United Illuminating Company. Logos and other trademarks within this site are the property of their respective owners. No endorsement has been given nor is implied. Learn about doxo and how we protect users' payments .

Contacting The United Illuminating

Options for reaching The United Illuminating customer service. See something wrong? Suggest an update

General information about The United Illuminating

Parent Company: UIL Holdings Corporation
Services : Electric
Industry Groups : Utilities
Service Area : Connecticut

Frequently Asked Questions

Common questions, curated and answered by doxo, about paying The United Illuminating Company bills.

How can I pay my The United Illuminating Company bill?

You can pay them directly on this website. Or pay on doxo with credit card, debit card, Apple Pay or bank account.

How can I contact The United Illuminating Company about my bill?

You can contact them directly by phone at 800-722-5584.

I can't find my paper bill. Can I find my bill online?

View your bill online at The United Illuminating Company.

Can I pay all my The United Illuminating Company bills on doxo?

doxo processes payments for all The United Illuminating Company services, including Electric and others.