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FBO · 4I3 KNOX COUNTY

Knox County Airport at KNOX COUNTY

MOUNT VERNON, OHIO

(740) 397-9647Unicom 123.050Website
Live posted pricing
Phillips 66
100LL Avgas
full serve
$5.56
SS $5.56
Jet A
Not posted
JET A PRIST
full serve
$5.19
Updated 4/9/2026

About Knox County Airport

Knox County Airport serves 4I3 in Mount Vernon, Ohio. Pilots can fuel with AVGAS 100LL and Jet A Prist. Fuel service includes self serve and full serve options.

This FBO lists Phillips 66 fuel. For services, amenities, and payment options, contact the FBO directly. The phone number is (740) 397-9647. UNICOM is 123.050.

If you need current fuel availability or operational details, call the FBO directly before departure.

Contact the FBO for services, amenities, and payment options. Fuel grades carried are AVGAS 100LL and Jet A Prist. Fuel service is available as self serve and full serve.

Payment & fees

Contact for payment options.

Frequently asked questions

What fuel grades does Knox County Airport carry?
Knox County Airport carries AVGAS 100LL and Jet A Prist.
Does Knox County Airport offer self serve fuel?
Yes. Self serve fuel is listed for this FBO.
Does Knox County Airport offer full serve fuel?
Yes. Full serve fuel is listed for this FBO.
How do I contact Knox County Airport at 4I3?
Call (740) 397-9647.
What fuel vendor is listed for Knox County Airport?
Phillips 66 is listed as the fuel vendor.
What services does Knox County Airport offer for pilots?
The available details say to contact the FBO for services, amenities, and payment options.