Call, write, or email: find full contact information for the retail electricity provider Think Energy here. Call Think Energy at 1-866-252-0078 or find more ways to get in touch below.

Looking to Start Service With Think Energy?Call us at 347-410-8789 to find the best rates and start service in minutes!
Call Think Energy Customer Service
Think Energy's customer service line for residential customers is available at 1-866-252-0078, Monday through Friday from 7:00 a.m. to 7:00 p.m. New customers can call 1-888-923-3633 between the hours of 8:00 a.m. and 6:00 p.m. Monday through Friday for energy quotes.
Business CustomersThe customer service number for business/commercial customers is 1-888-399-5501. Customer service hours for business customers are Monday through Friday, from 7:00 a.m. to 7:00 p.m.
Email Customer Service
Email Think Energy customer service at customercare@mythinkenergy.com. General questions can go to questions@mythinkenergy.com.
Think Energy Mailing Address
Think Energy General Mailing Address
Think Energy
P.O. Box 25225
Lehigh Valley, PA 18002-7004
Emergency Numbers
You can find the outage phone number for your utility here
Think Energy Online
Many customer services are available online on Think Energy's website, including:
- Bill payment
- Updating account information (moving, cancelling service)
- Plan renewals
- See your usage history
- Bill payment