Idaho
North of Salmon River Mtns
South of Salmon River Mtns
17
16
Illinois
Bloomington & North
South of Bloomington
16
15
Indiana
North of Indianapolis
Indianapolis & South
16
15
Iowa
North of Des Moines
Des Moines &South
17
16
Kansas
14
Kentucky
14
Louisiana
12
Maine
18
Maryland
15
Massachusetts
17
Michigan
Northwest of Lake Michigan
Southeast of Lake Michigan
18
17
Minnesota
18
Salem & North
Between Oakridge & Salem
South of Oakridge
Pennsylvania
Rhode Island
South Carolina
South Dakota
Tennessee
Texas
Northeast of Colorado River
Southwest of Colorado River
Utah
Vermont
Virginia
Washington. DC
Washington State
West Virginia
Wisconsin
Green Bay & North
South of Green Bay
Wyoming
North of Casper
Casper & South
18
17
16
16
16
13
17
13
12
11
13
17
14
15
18
15
18
17
15
14
-
Europe geographic location code:
