Here are some tips for traveling abroad with AT&T Wireless Service: 1. Visit Att.com/travelguide to determine if your phone will work in the country you are visiting 2. Call AT&T Customer Service at 800-331-0500 and verify that international roaming service is active or international blocking is on 3. Visit att.com/worldpackages and understand the pay-per-use calling rates in each country 4. Learn how to call home from an international country 5. Consider sending text messages to save money. Simply dial "+" (10-digit number) 6. Lean how to call AT&T Customer Service from an International Country Visit att.com/knowb4go