HVAC & heating in Smithtown, NY
5 HVAC & heating listed in Smithtown, New York. 5 with a phone number and 4 with a website.
Smithtown accounts for 0% of the HVAC & heating listed in New York and ranks #91 among New York cities for HVAC & heating.
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Quick answer
Smithtown, NY has 5 HVAC & heating listed on USA Business Search. 5 list a phone number and 4 list a website. The most listings are in ZIP codes 11787, 11767.
Updated October 2026Bonded Mechanical Corp.
Sears Carpet Cleaning and
Empire Air Duct Solutions
Yas Hvac Corporation
How to choose an HVAC company in Smithtown
- 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: your city or county licensing office (in New York City, the Department of Consumer and Worker Protection licenses home improvement contractors). New York has no statewide general contractor license, so licensing is handled by cities and counties. In New York City, Nassau, Suffolk, Westchester and several other counties, home improvement contractors need a local license.
Common questions
How many HVAC & heating are listed in Smithtown, New York?
USA Business Search shows 5 HVAC & heating in Smithtown. 5 list a phone number and 4 list a website.
Which ZIP codes do these listings cover?
They include ZIP codes 11787, 11767.
How do I choose an HVAC company in Smithtown?
Ask for a load calculation before you replace a system, not just a size match. Compare efficiency ratings (SEER2/AFUE) and available rebates. Check the license with your city or county licensing office (in New York City, the Department of Consumer and Worker Protection licenses home improvement contractors).
How do HVAC & heating in Smithtown compare with the rest of New York?
Smithtown has 0% of the 2,402 HVAC & heating listed in New York, which ranks #91 among New York cities for this category.
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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