Long Island’s trusted name in home heating oil.
OK Petroleum keeps Long Island homes and businesses warm with fast, dependable fuel delivery — backed by honest pricing and real local service.
Built on Reliable Service, Quality Fuel, and Local Trust
Since 1976, OK Petroleum has been meeting the heating oil demands of Long Island, and in that time, we have become a premier heating oil supplier for residents and business owners of both Nassau and Suffolk Counties.
The key to our success lies in our policy of putting our customers first. Our family-owned and operated company is headed by some of the most knowledgeable professionals in the industry who pride themselves on providing excellence.
Reliable Delivery
On-time delivery when you need it most across Long Island.
Competitive Pricing
Fair prices with real value, never price gouging our customers.
Family-owned since 1976Complete Fuel Solutions for Long Island
Heating Oil Delivery
Residential and commercial delivery across Long Island. Safe, fast, and professional service you can count on.
Order NowFull-Service Gas Stations
Convenient station locations throughout Nassau and Suffolk County.
Find LocationsFuel & Vehicle Products
Motor oil, gasoline, kerosene, antifreeze, and fuel oil for all your vehicles.
View CatalogueEasy Online Ordering
Order heating oil online with secure payment and mobile app convenience.
Download on theApp Store
GET IT ONPlay StoreEverything to keep you warm & running
From your home’s heat to your business’s fuel and your vehicle’s upkeep, we’ve got Long Island covered.
Home Heating Oil
Clean-burning heating oil delivered fast, in the gallon amount that fits your home and budget.
Automatic Delivery
Never run out. We track the weather and your usage to top you off before you’re ever low.
Commercial & Off-Road
Kerosene, diesel, and gasoline for businesses, fleets, and equipment — supply you can rely on.
OK Petroleum Marketplace
A full catalog of automotive parts, fluids, and supplies — browse it all right here online.
Proudly serving all of Long Island.
From our Amityville fuel terminal to 26+ full-service stations across Nassau & Suffolk Counties, dependable fuel and home heating oil are always close to home.
