DALLAS, Jan. 3, 2014 /PRNewswire/ -- Starting today, AT&T* is offering T-Mobile customers the opportunity to upgrade their mobile lifestyle with value of up to $450 per line when they switch to AT&T and trade in an eligible smartphone.

In addition to a larger and more reliable 4G LTE network, T-Mobile customers who switch to AT&T will benefit from a superior smartphone line-up and award-winning customer service.  With AT&T, customers can take advantage of AT&T's new Mobile Share Value plans, which offer data and unlimited talk and text starting as low as $45 per month with no annual contract.** AT&T Next^SM offers customers the chance to upgrade to a new smartphone every year for $0 down.

Beginning Jan. 3, under the limited-time offer, T-Mobile customers who switch to AT&T can trade-in their current smartphone for a promotion card of up to $250, which can be used toward AT&T products and services.  Trade-in values will vary based on make, model and age of the smartphone, but many of the latest and most popular smartphones will qualify for a value of $250.  T-Mobile customers can receive an additional $200 credit per line when they transfer their wireless service to AT&T and choose an AT&T Next^SM plan, buy a device at full retail price or activate a device they currently own.¹

Only AT&T offers the nation's most reliable 4G LTE network, covering more than 270 million Americans.²  J.D. Power awarded AT&T the "Highest Ranked Customer Service Performance Among Full-Service Wireless Providers"  and "Highest Satisfaction with the Purchase Experience among Full Service Wireless Providers" in their 2013, Volume 2 studies. 

T-Mobile customers can learn more by visiting www.att.com/switchfromtmo or an AT&T retail store.

* AT&T products and services are provided or offered by subsidiaries and affiliates of AT&T Inc. under the AT&T brand and not by AT&T Inc.
**Pricing includes 300 MB data w/ 1 smartphone w/ no annual contract (or on AT&T Next^sm installment agreement). Device charges, taxes & fees not included.

1. Limited time offer. Requires qualified trade-in.  Not all devices are eligible for trade-in or will receive full $250 value.   Promotion Cards may only be used toward purchases of eligible AT&T products & services or to pay your wireless bill.  Additional promo card terms may apply in select locations. Switcher Bill Credit requires port-in of eligible T-Mobile wireless number and qualified activation. Must activate own phone, non-commitment phone, or phone on an AT&T Next^SM installment agreement w/ a qualified plan (voice & data); not available with 2 year contract option.  Must maintain service & good standing status for 90 days to receive credit. Credit received within 3 bill cycles.   Available at select Dealers and National Retail locations only. Additional terms and conditions apply.
2. Reliability claim based on data transfer completion rates on nationwide 4G LTE networks.   LTE is a trademark of ETSI.  4G LTE not available everywhere.

About AT&T
AT&T Inc. (NYSE :T ) is a premier communications holding company and one of the most honored companies in the world. Its subsidiaries and affiliates – AT&T operating companies – are the providers of AT&T services in the United States and internationally. With a powerful array of network resources that includes the nation's fastest and most reliable 4G LTE network, AT&T is a leading provider of wireless, Wi-Fi, high speed Internet, voice and cloud-based services. A leader in mobile Internet, AT&T also offers the best wireless coverage worldwide of any U.S. carrier, offering the most wireless phones that work in the most countries.  It also offers advanced TV service with the AT&T U-verse^® brand. The company's suite of IP-based business communications services is one of the most advanced in the world.

Additional information about AT&T Inc. and the products and services provided by AT&T subsidiaries and affiliates is available at http://www.att.com/aboutus or follow our news on Twitter at @ATT, on Facebook at http://www.facebook.com/att and YouTube at http://www.youtube.com/att.

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SOURCE AT&T Inc.