I have a motorloa V3 with cingular. I am traveling to colombia for a period of one month. I need to stay in communication with my contacts and would like my Ph.# to still be reachable, Cingulars rate is 2.29 a min. for the use of the phone in colombia, it's way to much. what is the best solution? I dont have any knowledge in this at all, can someone help me.