At 07 Apr 2007 10:44:52 -0700 3Gfreak wrote:

> Don't forget, depending on how far you actually go into Mexico you may
> not even need it - as there is a buffer zone!

Since the OP wrote "We are going to be spending a week in Cancun, Mexico,
in mid-May" that'd have to be one hell of a "buffer zone!"

Cancun has GSM coverage by Telcel and Movistar only. No American GSM
service finds it's way that far south of the border...