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

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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.

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Terms of Use

This web site is owned and operated by Green Mountain Power (GMP). Use of this web site signifies your agreement to the terms of use stated here. Please read these terms of use carefully before using this web site. If you do not agree to these terms of use, please do not use this web site. By using this web site in any manner whatsoever, you agree to the following:

All site content is provided "as is," without warranties of any kind.  GMP and its affiliates make no warranties or representations with respect to errors or omissions in the site content, the accuracy of the site content, or that the site content is virus-free. The risk of use of the site is solely upon the user.

Under no circumstances will GMP or its affiliates be liable for any direct, indirect, special, incidental, punitive, or consequential damages of any kind whatsoever (including, without limitation, any damages for loss of revenue, loss of use of the site, loss of use or damage to your computer equipment or programs, business interruption, loss of use of data, programs or equipment) arising out of your accessing, browsing or using, or your inability to access, browse, or use, this site or site content and any related service, materials and products.

This web site has been prepared primarily for the purpose of providing information about us. This web site has been compiled and is maintained by us, but we make no representation as to the completeness or accuracy of the information it contains. In particular, you should be aware that this information may be incomplete, may contain errors, or may become out of date. We make no commitment, and disclaim any duty, to update any of the information contained in this web site. We reserve the right to add, modify or delete any information contained in this web site at any time without notice to you.

Links from pages on GMP’s web site do not constitute an endorsement by GMP or its affiliates. We are not responsible for and do not control or monitor the content of non-GMP sites for accuracy.  
Certain materials on our web sites are copyright protected. Use of any web site material is prohibited without express written permission from GMP. Any unauthorized use of these materials could be in violation of copyright, trademark, publicity or privacy laws.

GMP makes no guarantee that any portion of this web site will work with your personal computer settings, and cannot provide any technical assistance beyond checking our own system for errors if you encounter a problem. Please direct all web inquiries to webmaster@greenmountainpower.com.