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ARTCC Chicago - KZAU KZAU Chicago ARTCC

Above is a map of the Chicago Center control area. The green line marks the bounderies of the Chicago Center area. The red lines mark the bounderies of Military Operations Areas (MOAs), Prohibited, Restricted, Alert Areas, and Warning Areas.

Below is a table which contains Ultra High Altitude, High Altitude, and Low Altitude Center frequencies. Both VHF (Civilian) and UHF (Miltiary) Center frequenies are given below.

Frequency (AM)	Sector Area	Description
118.1500	Ottumwa	Low Discrete
118.2250	Kankakee	High
118.7500	Moline	Low
119.2250	Leroy	Low
119.8500	Fort Wayne	Low Discrete
119.8500	Fort Wayne	Low Discrete
120.1250	Kankakee	Low
120.1750	Milford	Low
120.2250	Jones	High
120.3500	Des Plaines	Low Discrete
120.3750	Rockford	High Discrete
120.9750	Rossville	High
121.5000	Aurora	Low
123.7500	Aurora	Low Discrete
123.8500	Lafayette	Low Discrete
124.5500	Bradford	Low
125.0500	Milford	Low
125.1000	Milwaukee	Low Discrete
125.2000	Chicago	Low/High
125.2250	Dubuque	High
125.3750	Rossville	Low Discrete
125.5750	Washington	High
125.9750	Jones	High
126.1250	Grand Rapids	High
126.3250	Fort Wayne	High
127.0000	Oshkosh	Low Discrete
127.0500	Des Moines	Low
127.0750	Maple Park	Low Discrete
127.5500	Goshen	Low Discrete
127.6000	Downers Grove	Low
127.7750	Dubuque	High
127.8000	Crown Point	Low
128.5000	Pullman	Low Discrete
128.6500	Des Plaines	Low
132.1000	Oshkosh	Low
132.2250	Horicon	High
132.2700	Muskegon	High Discrete
132.3000	Milwaukee	Low
132.5000	Milford	High
132.7500	Horicon	High
132.8000	Cedar Rapids	Low Discrete
132.9500	Chicago Heights	Low Discrete
133.2000	Des Plaines	Low
133.3000	Lone Rock	Low Discrete
133.3500	Hampshire	Low Discrete
133.4250	Monee	c
133.9000	Goshen	Low
134.2000	Hampshire	Low
134.3250	Washington	High
134.7500	Milwaukee	Low
134.9500	Grand Rapids	Low Discrete
135.3500	South Bend	High Discrete
135.4000	Milford	High
135.5500	Horicon	Low
135.6000	Burlington	Low Discrete
135.7500	Downers Grove	Low
135.8250	Moline	Ultra High
135.9000	Goshen	Low
239.3000	Washington	High
243.0000	Aurora	Low
254.3000	Jones	High
254.3500	Muskegon	High Discrete
256.8000	Kankakee	Low
258.1000	Kankakee	Low
261.5000	Cedar Rapids	Low Discrete
263.0000	Horicon	High
263.1000	Goshen	Low Discrete
269.1000	Fort Wayne	High
269.3500	Jones	High
269.6500	Volk Field	Low
272.7000	Chicago Heights	Low Discrete
273.6000	South Bend	High Discrete
279.6500	Rockford	High Discrete
281.4000	Dubuque	Low Discrete
284.7000	Milford	Low
285.5000	Dubuque	High
287.9000	Grand Rapids	Low Discrete
291.7000	Milwaukee	Low
297.4000	Washington	High
298.9000	Des Plaines	Low
299.7000	Maple Park	Low Discrete
307.2500	Leroy	Low
317.4000	Des Plaines	Low Discrete
317.6000	Goshen	Low
319.1000	Grand Rapids	High
319.2500	Oshkosh	Low
319.8000	Des Moines	Low
323.1000	Milwaukee	Low Discrete
323.2000	Chicago	Low/High
327.8000	Horicon	High
338.3000	Downers Grove	Low
343.6000	Dubuque	High
343.9000	Horicon	Low
343.9500	Rossville	High
348.7000	Hampshire	Low
350.3500	Rossville	Low/High Discrete
351.7000	Moline	Low
353.5500	Kankakee	High
353.8000	Milford	High
353.9500	Danville	Low Discrete
354.0000	Aurora	Low Discrete
354.1000	Ottumwa	Low Discrete
360.6000	Milwaukee	Low
360.7500	Monee	Ultra High
360.8000	Des Plaines	Low
362.3000	Fort Wayne	Low Discrete
363.2000	Downers Grove	Low
364.8000	Downers Grove	High
370.8500	Rossville	Low Discrete
370.9500	Burlington	Low Discrete
377.2000	Milford	High
380.3500	Lone Rock	Low Discrete
381.4000	Hampshire	Low Discrete
385.5000	Chicago	Low/High
385.6000	Washington	High
385.6500	Moline	Ultra High
387.0500	Crown Point	Low
387.1000	Oshkosh	Low Discrete
393.0000	Lafayette	Low Discrete
398.9000	Bradford	Low

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