US Zone Map
 

Zone 1

Zone 3

Zone 5

Zone 7

Zone 9

Connecticut District of Columbia Illinois Alaska Arizona
Delaware Maryland Indiana Colorado California
Maine Ohio Kentucky Minnesota Hawaii
Massachusetts Virginia   Montana Idaho
New Hampshire West Virginia   Nebraska Nevada
Rhode Island     North Dakota Oregon
Vermont     South Dakota Utah
      Wyoming Washington
        Guam
        American Samoa

Zone 2

Zone 4

Zone 6

Zone 8

 
New Jersey Alabama Iowa Arkansas  
New York Florida Michigan Kansas  
Pennsylvania Georgia Wisconsin Louisiana  
  Mississippi   Missouri  
  North Carolina   New Mexico  
  South Carolina   Oklahoma  
  Tennessee   Texas  
  Puerto Rico      
  Virgin Islands