Please Note: Peoples Gas does not endorse any particular plan or provider. This list is made available to you for informational purposes only. We encourage you to carefully review your options and to use the resources on this site and others to help you make an informed choice if you are considering a new supplier.
These natural gas suppliers have agreed to the procedural requirements of our program, including a code of conduct for marketing and billing practices. This list may change. Bookmark this page and check back in the future — or call 800-264-8026 for updates.
| Supplier Name | Telephone | Web Address/E-mail |
|---|---|---|
| Centerpoint Energy | 630-241-1010 | www.centerpointenergy.com |
| Conoco | 281-293-1000 | www.conocophillips.com |
| Constellation NewEnergy - Gas Division | 630-264-6600 | www.constellation.com |
| Direct Energy | 800-968-3239 | customerrelations@directenergy.com |
| Dominion Retail, Inc. | 800-260-7297 | www.dom.com |
| Enbridge Gas Services U.S. Inc. | 920-831-2524 | paul.kaufman@enbridge.com |
| MidAmerican Energy | 515-252-6754 | www.midamerican.com |
| Modern Energy | 800-418-5273 | Mvodak@thevodak.com |
| Natural Gas Company | 630-530-0365 | thenaturalgasco@aol.com |
| Nicor Enerchange, LLC | 630-245-7833 | cwaterm@nicor.com |
| Integrys Energy Services | 888-698-1730 | www.integrysenergy.com |
| Proliance Energy, LLC | 630-544-3058 | www.proliance.com |
| Realgy Energy Services | 877-431-8527 | www.realgy.com/site/res.htm |
| Santanna Energy Services | 800-827-0067 | www.santannaenergy.com |
| Seminole Energy Services, LLC DBA Vanguard Energy Services | 630-955-1500 | www.vanguardenergy.net |
| Sempra Energy Solutions | 619-696-3132 | www.semprasolutions.com |
| Tiger Natural Gas | 888-875-6122 | www.tigernaturalgas.com.com |
| Windy City Energy | 877-287-7261 | rschutz@interaccess.com |