HVAC & heating in Mount Vernon, IL
7 hvac & heating listed in Mount Vernon, Illinois. 7 with a phone number and 6 with a website.
Mount Vernon accounts for 0.3% of the hvac & heating listed in Illinois.
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Quick answer
Mount Vernon, IL has 7 hvac & heating listed on USA Business Search. 7 list a phone number and 6 list a website. The most listings are in ZIP codes 62864.
Updated October 2026Holloway Heating & Air Conditioning
Affordable Heating Cooling & Sheet Metal
Double Comfort Heating & Air
J & R Appliances
Yukon Refrigeration Co
Draper Heating and Cooling
How to choose an HVAC company in Mount Vernon
- Ask for a load calculation before you replace a system, not just a size match.
- Compare efficiency ratings (SEER2/AFUE) and available rebates.
- Ask what maintenance plans cost and what they cover.
Check the business: confirm a company's registration with the state in our Illinois business lookup guide, and licensed trades in the contractor license lookup guide.
Common questions
How many hvac & heating are listed in Mount Vernon, Illinois?
USA Business Search shows 7 hvac & heating in Mount Vernon. 7 list a phone number and 6 list a website.
Which ZIP codes do these listings cover?
They include ZIP codes 62864.
How do I choose an HVAC company in Mount Vernon?
Ask for a load calculation before you replace a system, not just a size match. Compare efficiency ratings (SEER2/AFUE) and available rebates. Ask what maintenance plans cost and what they cover. Check the license or registration through the Illinois business lookup guide.
How do I add or fix a listing?
Listings are free. Use Add your business, or the Claim or fix link on any listing.
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