4 ms·SG = Singapore?by jacobolus 9y agoSG = Singapore?ttul 9y agoSouthern Georgia? Slovenian Georgetown? Sicilian Goosefeathers? Saucy Gobstoppers?cozzyd 9y agoSG is the ISO code for Singapore.noobermin 9y agoSorry, I'm so used to writing SG in for singapore that I do it without thinking.