Main Office

Green Mountain Power 163 Acorn Lane Colchester, VT 05446 1-888-835-4672

Office hours Mon to Fri, 8 a.m. – 5 p.m.
We are closed on major holidays, the day after Thanksgiving and Christmas Eve

Email Us

If you are contacting us about a current account, please include the address where service is provided, the account number and the name on the account. This will help us respond faster.

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Convenience means an easy and obvious place to log in to your account.

Click on the “Log in” button to your right to access all of your account information. To register your account, you will need a username, password, email address, and account number and password. To log in, you just need your username and password.

Green Mountain Power

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Community Giving

We want to help.

Green Mountain Power is focused on building a stronger Vermont by working with customers to give back to the communities we serve.  We continually work with our customers and employees to help organizations that play key roles in helping their communities.  Specifically, GMP supports programs and organizations that engage in safety, first responders, community health and well-being and education.

If you are a community group seeking volunteers, please send an email to giving@greenountainpower.com.  If you are seeking a financial contribution, please fill out our Community Giving Application and email it to giving@greenmountainpower.com.

Awards given are usually under $500.