Originally Posted by
estnet
I have a true sim that says it is good for one year, but I have been told it has to be used every 90 days or it expires! I can't use it in the US as it does not pick up any network - so it sounds as if I should get a different sim next time I'm in Thailand?
1-2Call does not require you use every 90 days. I was last in Bkk Sept 2008 and didn't return until late July 2009. Upon arrival, popped in my card and connected right away.