4LL9
Non-ToweredMorrisonville, IL • 642' MSL

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Frequently asked

Is 4LL9 (Alan B. Janssen Airport) a towered airport?

No, 4LL9 is a non-towered airport.

How long is the runway at 4LL9?

4LL9 has 1 runway (E/W). The longest runway is 1,980 feet.

What is the elevation of 4LL9?

4LL9 (Alan B. Janssen Airport) has a field elevation of 642 feet MSL.

Where is 4LL9 located?

4LL9 (Alan B. Janssen Airport) is located in Morrisonville, IL.