Alert

Please enter a valid zip code.

Frontier Utilities - Illinois

Call Us Today!
1-866-777-5158


  • My Account
    • Customer Login
    • Power Outage Information
  • For Home
    • Shop Plans
    • FAQ
    • Partner Opportunities
  • Community and Blog
    • Frontier Blog
    • Press Room
    • Community
  • Resource
    • Energy Saving Tips
    • CoolSaver℠ Program
    • Environmental Disclosures
  • About Frontier
    • Mission Statement
    • Leadership
    • Contact Us
Search Login
Frontier Utilities values your feedback, and want to hear from you! Let us know how we’re doing by leaving a review, and express your satisfaction of our service.
Please take a minute to write a review of your experience with Frontier Utilities in the form below, click “Submit”, and tell us your thoughts.

Customer Ratings:

5 Star

0%

4 Star

0%

3 Star

0%

2 Star

0%

1 Star

0%

4.8out of5.0

Based on 480 reviews

Write a Review:

Rating

BIG CITY
 LOW ELECTRIC
RATES


SHOP
FOR AN
ELECTRICITY
PLAN TODAY




Copyright © 2009-2019 Frontier Utilities Northeast, LLC. All Rights Reserved
5444 Westheimer Rd., Suite 1100, Houston, TX 77056
IL Electricity
RES 16-0485
IL Natural Gas
AGS 16-0588
  • Privacy Policy
  • Terms of Use
  • Sitemap
 
Menu
  • Rooftop Solar
  • Payment Locations
  • About Us
  • Contact Us
  • Partner Opportunities
  • Report a Power Outage
  • My Account Login
This site is protected by Trustwave's Trusted Commerce program Authorize.Net Merchant - Click to Verify

Copyright © 2009-2025 Frontier Utilities, LLC.
All Rights Reserved
601 Travis Street, Suite 1400 | Houston, TX 77002
PUCT Certificate 10169

Privacy Policy  |  Terms of Use

Copyright © 2025 Frontier Utilities Northeast, LLC.
All Rights Reserved
601 Travis Street, Suite 1400 | Houston, TX 77002
Electric Generation Supplier (EGS) License No. A-2013- 2387060
Natural Gas Supplier (NGS) License No. A-2013- 2387088

Privacy Policy  |  Terms of Use

Copyright © 2025 Frontier Utilities Northeast, LLC.
All Rights Reserved
601 Travis Street, Suite 1400 | Houston, TX 77002
Electric Service (CRES) Provider Certification No. 14-795E
Natural Gas Supplier (CRNGS) Certification No. 14-348G

Privacy Policy  |  Terms of Use

Copyright © 2025 Frontier Utilities Northeast, LLC.
All Rights Reserved
601 Travis Street, Suite 1400 | Houston, TX 77002
New Jersey Electric Power Supplier License No. ESL-0220
New Jersey Natural Gas Supplier License No. GSL-0193

Privacy Policy  |  Terms of Use
Frontier Utilities
Rated 4.9/5.0 based on 3078 reviews
Frontier Utilities
5444 Westheimer Road HoustonTX 77056
exclude(866) 926-8192