 |
 |
| Low Altitude Sector Frequencies are shown
in light type. High Altitude Sector Frequencies are shown in bold type. |
| EFFECTIVE SEPTEMBER 1, 2005 |
| ARTCC FREQUENCIES |
| NORTHWEST AIRCRAFT COMMUNICATIONS |
| KZAU CHICAGO ARTCC FREQUENCIES CHART SHOWS ARTCC BOUNDARIES, MILITARY OPERATIONS AREAS, WARNING AND RESTRICTED AREAS |
|
|
| Low Altitude Sector Frequencies are shown
in light type. High Altitude Sector Frequencies are shown in bold type. |
| EFFECTIVE SEPTEMBER 1, 2005 |
| ARTCC FREQUENCIES |
| NORTHWEST AIRCRAFT COMMUNICATIONS |