State codes for the 48 contiguous states +DC that make up the CONtinental US.
CONUS <- c(
"AL","AZ","AR","CA","CO","CT","DE","FL","GA",
"ID","IL","IN","IA","KS","KY","LA","ME","MD",
"MA","MI","MN","MS","MO","MT","NE","NV","NH","NJ",
"NM","NY","NC","ND","OH","OK","OR","PA","RI","SC",
"SD","TN","TX","UT","VT","VA","WA","WV","WI","WY",
"DC"
)
CONUSA vector with 49 elements
CONUS state codes