R1	Northeast 	 ME,VT,NH,MA,RI,CT,NY,NJ,PA,DE
R2	Southeast 	 MD,DC,VA,WV,KY,TN,NC,SC,AL,GA,FL
R3	Midwest/Plains 	 OH,IN,IL,MO,KS,WI,MI,MN,IA,NE,SD,ND
R4	South 	 TX,OK,AR,LA,MS
R5	Northwest 	 WA,OR,ID,MT,WY
R6	Southwest 	 CA,NV,UT,AZ,CO,NM
R7	Pacific 	 AK,HI
AL	Alabama 	 FL,MS,TN,GA
AK	Alaska 	 
AZ	Arizona 	 CA,NV,UT,CO,NM
AR	Arkansas 	 OK,LA,MS TN,MO
CA	California 	 OR,NV,AZ
CO	Colorado 	 WY,NE,KS,OK,NM,AZ,UT
CT	Connecticut 	 MA,RI,NY
DE	Delaware 	 NJ,MD,PA
FL	Florida 	 AL,GA
GA	Georgia 	 TN,NC,SC,AL
HI	Hawaii 	 
ID	Idaho 	 WA,MT,WY,UT,NV,OR
IL	Illinois 	 WI,MI,IN,KY,MO,IA
IN	Indiana 	 MI,OH,KY,IL
IA	Iowa 	 MN,WI,IL,MO,NE,SD
KS	Kansas 	 NE,MO,OK,CO
KY	Kentucky 	 IN,OH,WV,VA,TN,MO,IL
LA	Louisiana 	 AR,MS,TX
ME	Maine 	 NH
MD	Maryland 	 PA,NJ,DE,VA,WV
MA	Massachusetts 	 VT,NH,RI,CT,NY
MI	Michigan 	 OH,IN,IL,WI
MN	Minnesota 	 WI,IA,SD,ND
MS	Mississippi 	 TN,AL,LA,AR
MO	Missouri 	 IA,IL,KY,TN,AR,OK,KS,NE
MT	Montana 	 ND,SD,WY,ID
NE	Nebraska 	 SD,IA,MO,KS,CO,WY
NV	Nevada 	 ID,WY,CO,NM,AZ,CA,OR
NH	New Hampshire 	 ME,MA,VT
NJ	New Jersey 	 NY,DE,PA
NM	New Mexico 	 CO,OK,TX,AZ,UT
NY	New York 	 VT,MA,CT,NJ,PA
NC	North Carolina 	 VA,SC,GA,TN
ND	North Dakota 	 MN,SD,MT
OH	Ohio 	 PA,WV,KY,IN,MI
OK	Oklahoma 	 KS,MO,AR,TX,NM
OR	Oregon 	 WA,ID,NV,CA
PA	Pennsylvania 	 NY,NJ,DE,MD,WV,OH
RI	Rhode Island 	 MA,CT
SC	South Carolina 	 NC,GA
SD	South Dakota 	 ND,MN,IA,NE,WY,MT
TN	Tennessee 	 KY,VA,NC,GA,AL,MS,AR,MO
TX	Texas 	 OK,LA,NM
UT	Utah 	 ID,WY,CO,NM,AZ,NV
VT	Vermont 	 NH,MA,NY
VA	Virginia 	 MD,NC,KY,WV
WA	Washington 	 ID,OR
DC	Washington DC 	
WV	West Virginia 	 OH,PA,MD,VA,KY 
WI	Wisconsin 	 MI,IL,IA,MN
WY	Wyoming 	 MT,DS,NE,CO,UT,ID