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As a premier residential electric company, Constellation offers fixed-rate electricity plans and competitive pricing to residents in deregulated energy markets, so you can lock in a rate that fits your budget, values and electricity needs.
Residential Plans
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If you're looking for a new electricity supplier, Constellation makes switching easy with a quick sign-up process. Sign up with Constellation today
We Provide Residential Electricity Service to 11 States Across the U.S.
Constellation is an electricity supplier that serves energy to residents in Connecticut, Delaware, Illinois, Massachusetts, Maryland, New Jersey, Ohio, Pennsylvania, Texas, and Washington, D.C.
When You Join the Constellation Family, You Can:
Support Great Causes
We are energy for the community. Constellation has donated more than $400,000 to over 800 groups across the United States. Constellation customers can nominate local causes they care about to receive small grants (up to $500) through our Community Champions program.
Refer a Friend for Extra $
With Constellation's Refer a Friend program (RAF), you can pass on energy savings! Refer a friend at any point, and you'll receive a $50 gift card*- and so will your friend. You can tell your friends about our electricity plans and share to earn rewards today.
I like Constellation because it keeps my electric bill from being too high.
Residential Customer
My experience with Constellation from beginning to end has been great. A responsive and positive experience.
Residential Customer
Constellation takes customer service seriously. I was pleasantly surprised at the level of service I received and it re-confirmed for me that I made the right choice to switch to Constellation for my electric service.
Residential Customer
Great company with the best people working for it.
Residential Customer
My experience was very professional and very helpful. Saw that my needs were taken care of in a professional manner. It was a pleasure dealing with the representative.
Residential Customer
Resources for Understanding Your Home's Electricity
Energy Choice
In 11 states, residents can choose their electricity supplier because of energy choice. Find out what this can mean for you. Read more.
Supplier vs. Utility
Know the difference between your electric supplier and your utilities, and learn how they each work to service your home with electricity. Read more.
Common Energy Terms
Trying to figure out your energy use? We can help! Check out our list of common electricity provider terms and frequently asked energy questions. Read more.