Because we operate our convenience stores, we recognize the challenges that dealers face.


We offer the following:

  • Keep fuel prices down with competitive pricing and market monitoring
  • Help develop ideal fuel product offerings
  • Have available expert technicians, we can help solve maintenance issues quickly
  • Even assist with selection of other suppliers

Dealers Products

  • Propane
  • Diesel Fuel
  • Gasoline

Seeing that many of our customers and people in our service area needed increased service in the Propane field, we recently added this to our areas of expertise. Desiring to raise the bar in the area of Propane, Knapp Oil is aggressive to offer you a competitive price and high level of customer service.

We deliver propane throughout central and southern Illinois to all types of customers ranging from rural residents to farmers to commercial trucking groups. If you are interested in our services or receiving a quote, please contact one of our experts below.

Customer Service Rep: Rhonda Mills  618-678-2211

Propane Manager: Bryan Knapp  618-508-1374 (24/7)

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Learn About Propane

As current and future vehicles are becoming advanced and fuel efficient, it is just as important that the gasoline put in them is held at the highest standard.

Here at Knapp Oil we have a lasting reputation for only using gasoline that meets tough industry standards. Whether purchasing gasoline at one of our retail stores in Southern Illinois or ordering bulk orders, we proudly stand behind our products.

Click for MSDS & SPEC Information

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Learn About Gasoline

Dealers Services

  • Reliable Service
  • Product Experts

We always provide next day service and when possible same day service on a first come basis. We also help you take advantage of market swings.

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Learn About Reliable Service

We try to stay on the leading edge of technology as it applies to fuels, lubricants, and associated products. When there is something new that helps you– we can have it.

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Learn About Product Experts