The airport code for Allegheny County Airport is AGC.
The airport code for Delaware County Airport is MIE.
The airport code for Marin County Airport is NOT.
The airport code for Culberson County Airport is VHN.
The airport code for Lethbridge County Airport is YQL.
The airport code for Imperial County Airport is IPL.
The airport code for Dutchess County Airport is POU.
The airport code for Angelina County Airport is LFK.
The airport code for Mifflin County Airport is RED.
The airport code for Wilkes County Airport is IKB.
The airport code for Aransas County Airport is RKP.
The airport code for Dillon County Airport is DLL.
The airport code for Yuba County Airport is MYV.