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.
Using Phone Settings. 1  1. Open Settings. Tap the gear icon app from the Springboard to open your iPhoneâs device settings screen. 2  2. Tap Phone. Select âPhoneâ from the list of options in the Settings menu. 3  3. Look for My Number. This displays the number of the SIM card inserted in your iPhone.  1. Open your contact list.