Natural Gas Service Providers | Ameren Illinois Corporation

Supplies retail natural gas to 425,000 Illinois customers.

Date of Last Formal Update

04/21/2025

Data provided by

United Way of Greater St Louis 211

Physical Address

370 South Main, Decatur, IL 62523

Hours

Mon-Fri - 7:30am to 4:30pm

Voice

800-755-5000

Toll Free

Application process

Call To Apply

Fee

Sliding fee scale - call for details

Required documents

- Proof of Address - Photo ID

Eligibility

No Restrictions

Languages

English

Service area

Calhoun, Clinton, Greene, Jersey, Macoupin, Madison, Monroe, Randolph and St. Clair counties in Illinois

Agency info

AMEREN ILLINOIS CORPORATION

Utility company in Illinois. Services include Weatherization Programs, Electric Service Payment Assistance, Gas Service Payment Assistance, Electric Service Connection/Repair, Electric Service Providers and Natural Gas Service Providers. ALSO KNOWN AS AMERENIP