Latin America is generally understood to consist of the entire continent of South America in addition to Mexico, Central America, and the islands of the Caribbean whose inhabitants speak a Romance language.
Get started. Note: If you purchased a phone or SIM card from 1-800-TMOBILE or T-Mobile.com, it will arrive activated with a Pay As You Go plan with 30 minutes of talk or 30 texts (or any combination of the two that adds up to 30).*. To start your service, simply slip your SIM card into your device.
4. Insert your new SIM card in your new phone (if necessary). Your new phone will come with a SIM card if your carrier requires one. The SIM card may already be inserted in your phone. 1  If you're upgrading from an older device on the same plan, you can most likely use your old SIM card unless it physically doesn't fit.urchase a SIM card if your carrier requires one. In order to activate your used phone, you will need to insert a SIM card for your plan. 1  Unless the device has been unlocked, it can generally only be activated on the same carrier it was originally activated on.