Tired of spending money on roaming fees? T1 Texas is proud to offer OneSimCard as an option to help you lower your expenses when you travel abroad. OneSimCard is an international mobile service for savvy travelers to greatly reduce the cost of using a cell phone or other mobile device while traveling internationally. Save 85% or more on international roaming charges by using our international SIM card when you travel outside of your home country. Stay connected to friends, family, colleagues and essential travel services without worrying about returning home to a huge phone bill. With free incoming calls in 162 countries, outgoing calls as low as $0.25/min, mobile data service (3G/GPRS) in 130+ countries from $0.20/MB and free incoming text messages worldwide, OneSimCard is an essential service for both leisure and business travelers.