The abbreviation for Nebraska changed from NB to NE on November 13, 1969. (source: "Postal Bulletin" of the same date)
There are many postal codes for the state of Indiana. The code you are looking for may be found by going to the US Postal Service web site and entering the search terms for the location you are interested in.
The standard two-letter abbreviation for the state of Indiana is IN.An older abbreviation was Ind. (prior to postal standardization).
IN is the abbreviation for the state of Indiana.
The standard two letter abbreviation for the state of Nebraska is NE.
The two letter standard abbreviation for the state of Vermont is VT.VT is the abbreviation for Vermont.VTVT is the abbreviation for Vermont.
The postal abbreviation CA is for the state of California.
The postal abbreviation for Idaho is ID.
That state is Maine, which has the postal abbreviation ME.
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.
VT is the abbreviation for the state of Vermont.
The old postal abbreviation was "Wash." The modern postal abbreviation is "WA" (without a period).
WA is the state abbreviation for Washington.
Oklahoma, the sooner state, has the postal abbreviation of OK.