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Contact Us

We welcome your comments and will respond to your questions or concerns.

In case of an emergency

If you are experiencing a life-threatening electricity emergency, please call 911 immediately.

Otherwise, please contact us at 800.696.1000 for electricity outages or trouble, or use our
online form to report an outage.

If you are having trouble making a payment because the site is not displaying correctly, please follow these instructions to clear old files and fix the issue.

Ending Your Service:

Turn off Service

Customer Care FAQs:

Frequently Asked Questions

Email:

Use our form to send us an immediate email

Phone:

Residential customers: 800.750.4000
Live Support Hours: Mon-Fri 7:30 a.m. - 6:00 p.m.
Self-Service Automated Phone Support 24x7
Commercial / Industrial customers: 800.565.3181
Live Support Hours: Mon-Fri 7:30 a.m. - 5:00 p.m.
Self-Service Automated Phone Support 24x7
Corporate Office: 800.565.0121
Credit & Collections: 800.686.4044

Other Numbers:

Hearing/Speech impaired (TTY): Dial 711
Dig Safe: 811 or 888.DIG-SAFE or 888.344.7233

Mailing Addresses:

Payments: CMP, P.O. Box 847810, Boston, MA 02284-7810
Customer Service: CMP, 83 Edison Drive, Augusta, ME 04336
Corporate office: CMP, 83 Edison Drive, Augusta, ME 04336

Frequently Asked Questions:

Find your answers

Energy Theft:

Fill out our Report Energy Theft form

Property and Casualty Claim:

Fill out our property and casualty claim form

Shareholder Services:

AVANGRID

Thoughts on our Website:

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Economic Development:

Visit us online or contact us at 800.456.5153 to learn more about economic incentive programs for existing commercial and industrial customers planning to expand or new businesses interested in locating in our service territory.