Residential Customer Service

Whether you’re a current Green Mountain customer with a question or comment, or you’d like to join our community and help change the way power is made, we’re here to help! Find your state below to access all the ways you can contact our friendly Green Mountain Customer Service team.

Illinois
Maryland
Massachusetts
New Jersey
New York
Oregon
Pennsylvania
Texas

Illinois

Phone

Current customers: 1-800-274-5289
Hours: Weekdays 7 a.m. – 7 p.m. CT

New customers: 1-855-IL-GOGREEN(1-855-454-6473)
Hours: Weekdays 7 a.m. – 6 p.m. CT

Email

ILCustomerCare@greenmountain.com

Or provide us with a few details, and we’ll get back to you within 48 hours.

Online Contact Form

Online

If you’re ready to help change the way power is made, and you’ve never had an account with us before,  join our clean energy community now.

Sign Up Online

ISSUES?

For outages, other emergencies or questions about your bill,
contact your utility company directly.

ComEd: 1-800-334-7661
Nicor: 
1-888-642-6748
People’s Gas: 
1-866-556-6002

Moving?

Call us to transfer electricity service to your ne

Maryland

Phone

Current customers: 1-877-473-3646
Hours: Weekdays 8 a.m. – 8 p.m. ET

New customers: 1-855-MD-GOGREEN(1-855-634-6473)
Hours: Weekdays 8 a.m. – 7 p.m. ET

Email

MDCustomerCare@greenmountain.com

Or provide us with a few details, and we’ll get back to you within 48 hours.

Online Contact Form

Online

If you’re ready to help change the way power is made, and you’ve never had an account with us before,  join our clean energy community now.

Sign Up Online

ISSUES?

For outages, other emergencies or questions about your bill,
contact your utility company directly.

BGE: 
1-877-778-2222
Delmarva: 
1-800-898-8042
MD GME Gas: 
1-800-685-0123
Pepco: 
1-877-737-2662
Potomac Edison: 
1-800-686-0011

Moving?

Call us to transfer electricity service to your new address.

Massachusetts

Phone

Current customers: 1-844-245-9583
Hours: Weekdays 8 a.m. – 8 p.m. ET

New customers: 1-844-853-7531
Hours: Weekdays 8 a.m. – 8 p.m. ET

Email

MACustomerCare@greenmountain.com

Or provide us with a few details, and we’ll get back to you within 48 hours.

Online Contact Form

Online

If you’re ready to help change the way power is made, and you’ve never had an account with us before,  join our clean energy community now.

Sign Up Online

ISSUES?

For outages, other emergencies or questions about your bill,
contact your utility company directly.

Eversource (NSTAR): 
1-877-659-6326
National Grid: 
1-800-465-1212
National Grid Nantucket: 
1-800-322-3223

Moving?

Call us to transfer electricity service to your new address.

New Jersey

Phone

Current customers: 1-844-245-9582
Hours: Weekdays 8 a.m. – 8 p.m. ET

New customers: 1-800-810-7300
Hours: Weekdays 8 a.m. – 7 p.m. ET

Email

NJCustomerCare@greenmountain.com

Or provide us with a few details, and we’ll get back to you within 48 hours.

Online Contact Form

Online

If you’re ready to help change the way power is made, and you’ve never had an account with us before,  join our clean energy community now.

Sign Up Online

ISSUES?

For outages, other emergencies or questions about your bill,
contact your utility company directly.

National Grid: 
1-800-642-4272
Atlantic City Electric:  
1-800-642-3780
JCPL: 
1-800-662-3115
PSEG: 
1-800-436-7734
Rockland Electric: 
1-877-434-4100

Moving?

Call us to transfer electricity service to your new address.

New York

Phone

Current customers: 1-800-636-5690
Hours: Weekdays 8 a.m. – 8 p.m. ET

New customers: 1-877-216-4632
Hours: Weekdays 8 a.m. – 7 p.m. ET

 

Email

NYCustomerCare@greenmountain.com

Or provide us with a few details, and we’ll get back to you within 48 hours.

Online Contact Form

Online

If you’re ready to help change the way power is made, and you’ve never had an account with us before,  join our clean energy community now.

Sign Up Online

ISSUES?

For outages, other emergencies or questions about your bill,
contact your utility company directly.

Con Edison: 
1-800-752-6633
Orange & Rockland: 
1-877-434-4100
Central Hudson: 
1-800-527-2714
NYSEG: 
1-800-572-1131
NIMO/National Grid:
1-800-642-4272
Rochester (RG&E): 
1-800-743-1701
NY State Department of Public Service ESCO Hotline: 
1-888-697-7728

Moving?

Call us to transfer electricity service to your new address.

Oregon

Phone

Portland General Electric: 1-800-542-8818
Hours: Weekdays 7 a.m. – 7 p.m. PT

ONLINE

Have a question or feedback? We’re here to help! Provide us with a few details, and we’ll get back to you within 48 hours.

Online Contact Form

ISSUES?

For outages, other emergencies or questions about your bill,
contact your utility company directly.

Portland General Electric: 
1-800-542-8818

Pennsylvania

Phone

Current customers: 1-800-286-5856
Hours: Weekdays 8 a.m. – 8 p.m. ET

New customers: 1-855-PA-GOGREEN(1-855-724-6473)
Hours: Weekdays 8 a.m. – 7 p.m. ET

Email

PACustomerCare@greenmountain.com

Or provide us with a few details, and we’ll get back to you within 48 hours.

Online Contact Form

Online

If you’re ready to help change the way power is made, and you’ve never had an account with us before,  join our clean energy community now.

Sign Up Online

ISSUES?

For outages, other emergencies or questions about your bill,
contact your utility company directly.

PECO: 
1-800-494-4000
PPL: 
1-800-342-5775
Duquesne Light: 
1-888-393-7000
Met-Ed, Penelec, Penn Power, West Penn Power: 
1-888-544-4877

Moving?

Call us to transfer electricity service to your new address.

Texas

Phone

Current customers: 1-866-785-4668
Hours: Daily 7 a.m. – 10 p.m. CT

New customers: 1-866-301-3120
Hours: Weekdays 7 a.m. – 10 p.m. CTSaturday 9 a.m. – 5 p.m. CT

Online Chat

Get help online from a live agent.
Hours: Weekdays 8 a.m. – 7 p.m. CT

ONLINE

Have a question or feedback? We’re here to help! Provide us with a few details, and we’ll get back to you within 48 hours.

Online Contact Form

Want to sign up?

New customers, give us a call at the number listed above or check out our plans.

Get Started

ISSUES?

If you experience a power outage, please contact your local electricity delivery company for assistance:

Oncor:
1-888-313-4747

CenterPoint:
1-800-332-7143

AEP-Texas Central Company:
1-866-223-8508

AEP-Texas North Company:
1-866-223-8508

Sharyland Utilities:
1-800-442-8688

Texas New Mexico Power:
1-888-866-7456

Moving?

If you’re an existing customer, you can transfer your service to a new address in My Account. To disconnect your service, call Customer Service.

Corporate office information

910 Louisiana St., Houston, TX 77002