We haven't a special standardized abbreviation for Bucureşti; but you can write Buc. The car code is only B.
The Olympic Abbreviation for Romania = ROU
For Transactional puropses (Magento, other e-commerce, etc.) it's ROU as well.
There is not a three letter abbreviation for Kiev. It is a two letter abbreviation which is KV. The abbreviation is typically used when booking airline travel.
Ltr..
It is not a change but a three letter alternative imposed by ISO and unfortunately accepted by some idiots from Romania: The two letters code is RO: after ISO 3166-1 alpha 2. The three letters code is ROU: after ISO 3166-1 alpha 3.
Postal code: B Also possible in texts: Buc.
AL is the standard two letter state abbreviation for Alabama.The official postal abbreviation is AL.AL
CHM
SHJ
gov
TPB
Ill.
AUT
AUS