The abbreviation for the US State of Kentucky is Ky.
The postal abbreviation CA is for the state of California.
The postal abbreviation for Idaho is ID.
AZ is the postal abbreviation for the state of Arizona.
The postal abbreviation for the state of Pennsylvania is PA.
AZ is the postal abbreviation for the state of Arizona.
The abbreviation is WY.
The old postal abbreviation was "Wash." The modern postal abbreviation is "WA" (without a period).
Missouri is the only state with the postal abbreviation MO.
Oklahoma, the sooner state, has the postal abbreviation of OK.
WA is the state abbreviation for Washington.
The correct postal abbreviation for the state of Mississippi is MS.