W0 Colorado, Iowa, Kansas, Minnesota
Missouri,Nebraska,North-Dakota,South-Dakota
W1 Connecticut, Maine, Massachusetts
New-Hampshire,Rhode-Island,Vermont
W2 New-Jersey, New-York
W3 Delaware, D.C., Maryland, Pennsylvania
W4 Alabama, Florida,Georgia,Kentucky
North-Carolina, South-Carolina, Tennessee,Virginia
W5 Arkansas , Louisiana , Mississippi
New-Mexico , Oklahoma , Texas
W6 California
W7 Arizona , Idaho , Montana , Nevada
Oregon , Utah, Washington , Wyoming
W8 Michigan , Ohio , West-Virginia
W9 Illinois , Indiana , WisconsinWH0 Mariana-Is
WH2 Guam
WH6 Hawaii
WH8 American Samoa
WL7 Alaska
WP2 Virgin Islands
WP4 Puerto Rico