ITU Zones for U.S. States

The ITU zone numbers are not well known by all amateur radio operators. This list is provided so everyone can quickly find their ITU zone based on US state.

Call Area

State

ITU Zone

Call Area

State

ITU Zone

1

Connecticut

8

7

Idaho

6

1

Maine

8

7

Nevada

6

1

Massachusetts

8

7

Oregon

6

1

New Hampshire

8

7

Arizona (east of 110 deg W)

7

1

Rhode Island

8

7

Arizona (west of 110 deg W)

6

1

Vermont

8

7

Montana (east of 110 deg W)

7

7

Montana (west of 110 deg W)

6

2

New Jersey

8

7

Utah (east of 110 deg W)

7

2

New York

8

7

Utah (west of 110 deg W)

6

7

Washington

6

3

Delaware

8

7

Wyoming

7

3

Maryland

8

3

Pennsylvania

8

8

Michigan (east of 90 Deg. W)

8

8

Michigan (west of 90 Deg. W)

7

4

Alabama

8

8

Ohio

8

4

Florida

8

8

West Virginia

8

4

Georgia

8

4

Kentucky

8

9

Illinois (east of 90 Deg. W)

8

4

N. Carolina

8

9

Illinois (west of 90 Deg. W)

7

4

S. Carolina

8

9

Indiana

8

4

Tennessee (east of 90 Deg. W)

8

9

Wisconsin (east of 90 Deg. W)

8

4

Tennessee (west of 90 Deg. W)

7

9

Wisconsin (west of 90 Deg. W)

7

4

Virginia

8

0

Colorado

7

5

Arkansas (east of 90 Deg. W)

8

0

Iowa

7

5

Arkansas (west of 90 Deg. W)

7

0

Kansas

7

5

Louisiana (east of 90 Deg. W)

8

0

Minnesota

7

5

Louisiana (west of 90 Deg. W)

7

0

Missouri (east of 90 Deg. W)

8

5

Mississippi (east of 90 Deg. W)

8

0

Missouri (west of 90 Deg. W)

7

5

Mississippi (west of 90 Deg. W)

7

0

N. Dakota

7

5

New Mexico

7

0

Nebraska

7

5

Oklahoma

7

0

S. Dakota

7

5

Texas

7

6

California

6