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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Green Mountain Power

GMP & NRG bring the freedom to charge to Vermont

New fast car charging stations open

GMP and Tesla bring Vermonters the Powerwall battery

Increase reliability and become more energy independent

We are focusing on a future driven by you

Save money with our new line of
comprehensive energy products.

Latest GMP News

Iberdrola Renewables Files Potential Wind Power Agreement with Green Mountain Power

Thu, 02 Jul 2015 17:41:12 GMT

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GMP is Prepared for Thunderstorms

Tue, 23 Jun 2015 09:00:00 GMT

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