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Heating Oil & Propane in Nassau County, NY

50 heating oil companies listed · Updated Oct 27, 2026

Find heating oil and propane companies serving Nassau County for delivery, burner service and tank work, and request quotes.

Avahere lists 50 heating oil companies across 25 Nassau County towns. Of these, 13 show a public phone number, 30 link to a website and 13 list a street address. The most listings are in Woodbury (6), Freeport (4), Hicksville (4). None of these businesses has claimed its page yet, so the details come from public business records.

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Towns with heating oil & propane

25 Nassau County towns, A–Z. Pick yours to see local listings.

Heating Oil & Propane in Nassau County: common questions

How many heating oil companies are in Nassau County, NY?
Avahere lists 50 heating oil companies across 25 towns in Nassau County.
How do I get quotes from heating oil companies on Avahere?
Describe your job once and local heating oil companies that fit can reply with questions and quotes. It is free for you and for the businesses, and you decide who to hire, if anyone.
I run a heating oil company business. How do I update my listing?
Find your business and choose "Claim it free". After a quick check you can edit your details, add services and photos, and answer customers at no cost.
Is Avahere free?
Yes. Avahere is free for customers and for businesses. There are no lead fees, and businesses cannot pay to rank higher.

Listings come from public business records and from business owners. Avahere does not show owner names or private contact details. Spot a mistake or want a listing removed? Remove a listing or contact us.