AT&T Serves Up Spicy Networking Solutions for Chipotle Mexican Grill

High-Speed Data Network Links More Than 450 Restaurant Locations Nationwide

Chicago, Illinois, December 19, 2005

AT&T Inc. announced today that it has won a three-year networking contract from Chipotle Mexican Grill Inc., a national chain of quick-service restaurants specializing in gourmet burritos and tacos. Specific terms of the agreement were not disclosed.

The contract provides Chipotle with a custom networking solution that integrates more than 450 restaurant locations across 20 states. Chipotle will use the AT&T comprehensive networking solution to facilitate point-of-sale transactions, enhance customer service, reduce business costs and raise brand loyalty.

The AT&T networking solution provides Chipotle with reliable connectivity, which speeds customer service at the checkout counter, facilitates fast, efficient communications between the stores and provides superior network security to ensure that customer data is protected.

"We selected AT&T because of its networking expertise, a proven track record for reliability, network security and top-notch customer service," said Bob Wilner, chief administrative officer, Chipotle Mexican Grill Inc.

AT&T also provides Chipotle with local and long distance voice services for its regional offices nationwide.

About the New AT&T
AT&T Inc. is one of the world's largest telecommunications holding companies and is the largest in the United States. Operating globally under the AT&T brand, AT&T companies are recognized as the leading worldwide providers of IP-based communications services to business and as leading U.S. providers of high-speed DSL Internet, local and long-distance voice, and directory publishing and advertising services. AT&T Inc. holds a 60 percent ownership interest in Cingular Wireless, which is the No. 1 U.S. wireless services provider with more than 52 million wireless customers. Additional information about AT&T Inc. and AT&T products and services is available at www.TheNewATT.com

About Chipotle
Chipotle Mexican Grill offers a simple menu of burritos, tacos, burrito bowls and salads made from fresh, high-quality raw ingredients, prepared using classic cooking methods and served in a distinctive atmosphere. Through our vision of Food with Integrity, Chipotle is seeking better food not only from a variety of fresh ingredients, but ingredients that are sustainably grown and naturally raised with respect for the animals, the land, and the farmers who produce the food. Chipotle opened its first store in 1993, operates more than 450 stores today. For more information, visit www.chipotle.com.