Iowa City Airport (IOW) (Johnson County) Scanner Frequencies and Radio Frequency Reference

Iowa City Airport (IOW) (Johnson County)

Last Updated: June 9, 2026, 23:25 pm UTC

Frequencies

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Iowa City Airport

Operations

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
119.050		BM		IOW-CID RCO CD	Clearance Delivery	AM	Aircraft
122.800		BM	CSQ	IOW CTAF 122 800	Common Traffic Advisory Frequency	AM	Aircraft
128.075		B	CSQ	IOW ASOS	Automated Surface Observing System	AM	Aircraft
123.225		M	CSQ	UOFI EXPERIMENT	University/State of Iowa Experimental Aircraft	AM	Aircraft