A: In order to use your cellular phone in Cancun you must first contact your cell phone company and tell them you are going to Mexico and that you will require International Calling. You can purchase one month’s worth. Depending on your service you will be charged a set-up fee. The per-minute cost generally runs $1.00 +.
If you are using a Nokia you need GSM and TDMA capability or your phone will not work in Mexico.
Don’t forget to update your roaming software [where applicable].