Hi All I purchased a 16GB iPhone 4 in the US and have found that i can't use it at all in Australia. It has no sim card slot to take my sim. Details. I want to put my own sim card on the phone but no simcard tray iPhone 4 did not have the slot 4S was the first to have it with Verizon (and. have an iphone4 with no sim card slot on top nor side. The CDMA versions do not have a sim card and by extension no sim card slot.; These.