Arizona
04
Mtn
AZ
California
06
Pacific
CA
Colorado
08
CO
Idaho
16
ID
Kansas
20
W N Cen
KS
Nebraska
31
NE
Nevada
32
NV
New Mexico
35
NM
Oklahoma
40
W S Cen
OK
Oregon
41
OR
South Dakota
46
SD
Texas
48
TX
Utah
49
UT
Wyoming
56
WY