Originally Posted by YuropFlyer

Pretty much all ATMs in Thailand charge 150/180 THB. It's a well-known tourist-"scam". If you're using a guaranteed-ATM-fee-free card you can usually get your money back (German DKB comes in mind.. I think Schwab in the US is the same) but otherwise it's suggested not to use ATMs in Thailand or only for bigger amounts of money (so the rip-off is smaller in percentage)