No, state abbreviations can be left without periods on addressed envelopes and/or packages.
The state abbreviations of (ME) isMAINE
it sands for moblie e-mail
Ms is not an abbreviation, therefore no period. If anyone feels it is an abbreviation, please state what it is an abbreviation of. I think I ended the last sentence incorrectly.
Since you didn't include the abbreviations in the question we cannot answer
TN
Since you didn't include the abbreviations in the question we cannot answer
Vic.
The abbreviations for OR stand for Oregon.
You can make words such as "me," "it," "ate," "at," and "is" using state abbreviations like ME (Maine), IT (Idaho), AT (American Samoa), and IS (Iowa).
Acronyms are pronounced as a word. Abbreviations are not read the way they are written as we pronounce the expanded form of it. An Acronym may not end with a period(.) ; however an Abbreviation may end with a period(.)
bc and bce
ID