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Air Conditioning & Heating Experts in Carterville, IL

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Charlie's Air Conditioning & Heating has provided Carterville, IL, excellent heating and AC service, repair, installation and system replacement for almost 40 years. We specialize in heating and cooling services as well as blown-in insulation.

What Makes Charlie's Different (and Better!) for Local Carterville Families?

Why pick Charlie's Air Conditioning & Heating as your HVAC contractor? We have been trusted to heat and cool local homes and have the expertise to keep you cool and comfortable in the summer and nice and warm in the winter. We also stock a variety of American-made products that could change how you interact with your heating or cooling system.

We install only YORK products so we can provide you with the finest examples of furnaces, air conditioners and heat pumps. Upgrading and get significant savings on your utility bills as the new HVAC systems are built to operate at maximum efficiency.

Check out our glowing reviews and discover why your neighbors consider us to be their nearby heating and air company in Carterville, IL.

Recent Jobs and Reviews in Carterville, IL

Rated 5.0 out of 5 stars based on 925 customer reviews

Customers say: The reviews exhibit a positive sentiment towards Charley's Air Conditioning and Heating. The majority of customers express satisfaction with the quality of service, professionalism, and expertise of the technicians. Positive reviews frequently mention friendly and personable service providers, timely and efficient service, and effective problem resolution. Customers also appreciate the company's reliability, punctuality, and willingness to accommodate their schedules. Additionally, many reviews highlight the technicians' knowledge, courtesy, and ability to explain technical issues in a clear and understandable manner. However, a few negative reviews exist, primarily concerning pricing and billing issues. Customers express dissatisfaction with unexpected charges, billing errors, and the need for additional repairs. While these negative reviews exist, the overall sentiment remains positive, with a clear majority of customers expressing satisfaction with Charley's Air Conditioning and Heating's services.

Our Local Reviews by City

Job Locations and Reviews

Jakob E.
Jakob E. Checked in
2025 PCSA Heating Check Up Renewal Heating Maintenance Technician checked wire connections. Made sure thermostat is operating normally. Customer replaces the filters. Check electric heaters. Checked Freon levels, and checked defrost.
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA Heating Check Up Renewal Heating Maintenance Technician checked wire connections. Made sure thermostat is operating normally. Replace the filter. Checked electric heaters. Checked Freon levels, and checked defrost.
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA Heating Check Up Renewal Heating Maintenance Technician checked wire connections. Made sure thermostat is operating normally. Replaced the filter. Checked electric heaters. HVAC Service Carterville
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA Heating Check Up Renewal Heating Maintenance Technician checked wire connections. Made sure thermostat is operating normally. Replaced the filter with one customer filter. Checked electric heaters. Checked Freon levels, and check defrost.
Carterville, IL 62918
Daniel B.
Daniel B. Checked in
No Heat south commons room
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA Heating Check Up Renewal Heating Maintenance Technician checked wire connections. Made sure thermostats are operating normally. Customer replaces the filters. Checked electric heaters. Checked Freon levels, and check defrost. Cleaned flame sensor and drain hoses. Checked burners and igniter. Check CO reading in the airstream.
Carterville, IL 62918
Daniel B.
Daniel B. Checked in
2025 PCSA Heating Check Up Prepaid Heating Maintenance Checked wire connections. Replaced filter. Thermostat was operating normally. Heat strips were operating normally. Freon levels were within range. Defrost mode was operating normally. Contactor on outdoor coil is heavily worn and the bearings are starting to wear out on the outdoor fan motor but both are still operational. They may need replaced in the near future. Everything else was clean and checked out well. System is operating normally at this time.
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA Heating Check Up Renewal Heating Maintenance Technician checked wire connections. Made sure thermostat is operating normally. Replaced the filter. Checked electric heaters. Checked Freon levels, and check defrost.
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA Heating Check Up Renewal Heating Maintenance HVAC Repair Carterville
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA Heating Check Up Renewal Heating Maintenance Heating Repair Carterville
Carterville, IL 62918
Daniel B.
Daniel B. Checked in
No Heat W401
Carterville, IL 62918
Daniel B.
Daniel B. Checked in
No Heat
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA Heating Check Up Renewal Heating Maintenance Technician checked wire connections. Made sure thermostat is operating normally. Replace the filter. Clean flame sensor and checked burners. Checked igniter and clean out drain hoses.
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA Heating Check Up Prepaid Heating Maintenance
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA Heating Check Up Prepaid Heating Maintenance Technician check wire connections. Made sure thermostat is operating normally. Customer replaces the filters. Checked electric heaters. Check Freon levels, and check defrost.
Carterville, IL 62918
Review
Five
Miller - Carterville, IL 62918
Jakob E.
Jakob E. Checked in
HVAC Repair Carterville 2025 PCSA Heating Check Up Renewal Heating Maintenance Technician checked wire connections. Made sure thermostat is operating normally. Customer replaces the filters. Checked electric heaters. Checked Freon levels, and defrost.
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
Heating Maintenance PCSA 2025 heating check up renewal Technician check wire connections. Made sure thermostat is operating normally. Replace the filter filters with customers filters. Checked electric heaters. Checked Freon levels, and defrost.
Carterville, IL 62918
Daniel B.
Daniel B. Checked in
No Heat/Thermostat blank
Carterville, IL 62918
Daniel B.
Daniel B. Checked in
Complaint no heat at rental. Found cause of issue was bad pressure switch. Installed temporary psi switch will order one from warehouse. Returned 1/30/26 and installed pressure switch.
Carterville, IL 62918
Daniel B.
Daniel B. Checked in
Complaint unit not operating properly
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA Heating Check Up Prepaid Heating Maintenance Technician checked wire connections. Made sure thermostat is operating normally. Replace the filter. Check electric heaters. Check Freon levels, and check defrost.
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA Heating Check Up Prepaid Heating Maintenance Technician checked wire connections. Made sure thermostat is operating normally. Customer replaces the filters. Checked electric heaters. Checked Freon levels, and defrost.
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA Heating Check Up Prepaid Heating Maintenance Technician checked wire connection. Made sure thermostat is operating normally. Replaced the filters, and checked electric heaters.
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
Technician checked wire connections. Made sure thermostat is operating normally. Replaced the filter. Checked electric heaters. Checked Freon levels, and check defrost.
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA Heating Check Up Renewal Heating Maintenance Technician check wire connections. Made sure thermostat is operating normally. Replace the filter. Check to electric heaters. Checked Freon levels, and checked defrost.
Carterville, IL 62918
Review
Great service
Rich - Carterville, IL 62918
Review
Excellent service
Horn - Carterville, IL 62918
Review
The technician was very kind and professional. He did an excellent job!
Mausey - Carterville, IL 62918
Review
Jakob did a great job, very professional and polite.
Green - Carterville, IL 62918
Review
Excellant Service
Geiger - Carterville, IL 62918
Review
Service rep went right to work did the service in a very timely manner informed me what was done and that it was in good shape.
Phil - Carterville, IL 62918
Review
Professional and polite. Let me know what he was doing did his job and moved on.
Steinacher - Carterville, IL 62918
Review
Great job! Answered all my questions!
Lori - Carterville, IL 62918
Review
Great job
Robinson - Carterville, IL 62918
Review
Pete did an outstanding job. He fixed the issue with our furnace very quickly.
Mike - Carterville, IL 62918
Review
He was prompt and fixed only what needed fixed. He didn’t try to sell me anything I didn’t need. Love Charlie’s Heating and Air.
Ital - Carterville, IL 62918
Review
Semi annual service
Mayo - Carterville, IL 62918
Review
Jacob was efficient
Mavigliano - Carterville, IL 62918
Review
Everything went great ! Kakob did a good job !
Hosch - Carterville, IL 62918
Review
Jakob did a great job !
Hosch - Carterville, IL 62918
Review
Daniel was super friendly and provided great customer service!
Robbins - Carterville, IL 62918
Review
Always professional and gives detailed answers and descriptions of what services were completed.
Ziegler - Carterville, IL 62918
Review
Excellent service!
Miskell - Carterville, IL 62918
Review
Excellent, professional service.
Jeff - Carterville, IL 62918
Review
Its that time of year to have my furnace check up, and Daniel, from Charlies Heating And Air, came out and looked at my furnace and said it was good for another year. He spent a long time at my house and his service was excellent.
Sharon Wunderle - Carterville, IL 62918
Response from Charlie's Air Conditioning & Heating:

Thank you for being a customer!

Review
Great Service
Kae - Carterville, IL 62918
Review
5
Keith - Carterville, IL 62918
Review
Excellent service!
Troutt - Carterville, IL 62918
Review
Professional, courteous, knowledgeable
craigfahr0923 - Carterville, IL 62918
Review
Excellent service
Drust - Carterville, IL 62918
Review
He was very good and knowledgeable
Pat Kelly - Carterville, IL 62918
Response from Charlie's Air Conditioning & Heating:

Thank you for being a customer, Pat! We appreciate you!

Review
Fast and friendly as always.
Benjamin Ragan - Carterville, IL 62918
Response from Charlie's Air Conditioning & Heating:

We appreciate you taking the time to leave a review!

Review
Very professional and knowledgeable.
Mark S - Carterville, IL 62918
Response from Charlie's Air Conditioning & Heating:

Thank you for being a customer!

Review
Always On time, Knowledgeable, Polite! Charlie's the BEST!
Michael Baker - Carterville, IL 62918
Response from Charlie's Air Conditioning & Heating:

We're happy to hear Justin took good care of you! Give us a call any time!

Review
Daniel is very friendly and does a great job
Mike Scott - Carterville, IL 62918
Response from Charlie's Air Conditioning & Heating:

We are so happy to take care of you! Thanks for being a customer!

Review
Charlies is always dependable. They came out right away and gave us honest and dependable service. The best Air and Heating company around!
Steve Battiste - Carterville, IL 62918
Response from Charlie's Air Conditioning & Heating:

Thank you Steve! It's always a pleasure to work with you.

Review
Daniel arrived on time and was very polite, professional and knowledgeable. Daniels work is always very thorough and completed in a timely manner You have a 5 star employee in that gentleman. Thanks for great continued customer service!!
Bill Lannom - Carterville, IL 62918
Response from Charlie's Air Conditioning & Heating:

Thanks Bill for taking the time to tell us about your service today!! We are so fortunate to have Daniel representing out company. Thanks again, Pete Fozzard Co-owner Charlie’s AC and Heating

Five Star Service. Five Reviews.

Read Reviews
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