Cellular South Signs Mobile Data Contract with TSI

CTIA Wireless IT and Entertainment 2003
LAS VEGAS--()--Oct. 22, 2003--

  News Summary: TSI to drive premium Ogangi and Downplay content to Cellular South text messaging subscribers.  

TSI Telecommunication Services Inc. (TSI) (www.tsiconnections.com), a global communications technology company, announced today it has secured a contract with Cellular South to provide Content Delivery Gateway service that enables premium content to be delivered to subscribers. The contract encompasses TSI's Event Manager rating, clearing and settlement services; premium mobile content developed by two members of TSI's DataMarketplace -- Ogangi and Downplay. Cellular South has wireless licenses for five southeastern states covering a population of 5.8 million.

"Wireless operators and content providers are new business partners who need to negotiate and manage business and technical agreements," said Ed Evans, TSI CEO. "The combination of our relationships with high-value content developers and our interoperability expertise brings wireless operators, media and sports companies a trusted third party, single point of contact for driving content to subscribers efficiently and profitably."

Ogangi to Deliver Local Content

Cellular South branded service, FanStat(R), will be delivered to Cellular South subscribers via TSI's centralized content delivery gateway. Ogangi's SMS-based Mobile Information Platform and its Mobile Interactive Media and Sports solution will supply content from colleges and universities throughout Cellular South's region.

"TSI is a recognized and trusted solutions provider throughout the global wireless market," said Oscar Anzola, Ogangi president. "Scalability and reliability are attributes of every service we offer to our customers, and as the mobile data market continues its rapid growth, we are confident our partnership with TSI will prove to be a true asset in Ogangi's continued expansion."

"We're committed to making our region the best in the country for wireless phone service," said Jana Long, Cellular South director of marketing. "With enhanced text messaging services like FanStat, weather, stock quotes and other personalized content, our subscribers have the information they want at their fingertips. They can depend on receiving scheduled or on-demand alerts on their Cellular South wireless phone. Offering our subscribers this type of localized, premium mobile content gives us competitive differentiation in our markets, made possible by TSI's end-to-end solution."

Downplay to Supply Ring Tones

Downplay (formerly Jippii), the global leader in wireless entertainment solutions, is providing its consumer portal featuring ring tones delivered to Cellular South subscribers through TSI's content gateway.

"Downplay brings a wealth of experience in the area of entertainment-oriented content to Cellular South," said Downplay CEO Jason Penkethman. "We are one of the first companies in the world to develop downloadable content for mobile phones. We are pleased to add TSI and Cellular South to our more than 60 global partnerships."

About TSI

TSI is a global communications technology company specializing in innovative business and network engineering solutions that manage and interconnect voice and data systems in 30 countries throughout North America, Central and Latin America, Asia Pacific and Europe. TSI provides technology interoperability, network services and call processing to more than 275 mobile operators, wireline carriers, emerging telecom market entrants and business customers. Products include SS7 intelligent network solutions, clearing and settlement services, voice and data roaming facilitation, fraud management, revenue enhancement solutions and more than 25 other integrated services. TSI is a privately owned corporation headquartered in Tampa, Fla., U.S.A., with offices in major cities throughout the United States and offices in The Netherlands, London, Luxembourg, Beijing and Hong Kong. For more information, visit www.tsiconnections.com.

CUSIP: 87287VAB8 Bloomberg Tickers: TSITEL (Bond) 32497Z (Equity)

About Cellular South

Cellular South, headquartered in Jackson, Mississippi, is one of the nation's largest privately held wireless providers and licensed to provide wireless service in five southeastern states including Mississippi, the Alabama Gulf Coast, the Florida Panhandle, Southwest Tennessee and West Arkansas, totaling a population of more than five million. For more information, contact Cellular South at 1-877-CSOUTH1 or visit cellularsouth.com.

About Ogangi

Ogangi Corporation is a content and software technology innovator in the field of mobile data services. Currently processing over two million mobile data transactions a month through its platform, Ogangi's turnkey solutions enable mobile operators to generate incremental revenues, while increasing service differentiation and subscriber loyalty.

Ogangi provides businesses with low cost solutions that transform mobile operator's networks, and subscriber's mobile devices, into an interactive media platform. Ogangi is a privately owned corporation headquartered in Miami, FL, U.S.A. For more information, visit www.ogangi.com.

About Downplay

Downplay, Inc., is a global wireless applications service provider and content enabler focused on downloadable entertainment products with a market presence in over 20 countries in Europe (under the Jippii brand) and the Americas. Downplay provides wireless entertainment products and services to both consumer and business customers.

Cautions about Forward Looking Statements

This press release contains "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. These include, but are not limited to, statements regarding TSI's plans, intentions and expectations. Such statements are inherently subject to a variety of risks and uncertainties that could cause actual results to differ materially from those projected. Given these concerns, investors and analysts should not place undue reliance on forward-looking statements.

Contacts

TSI Media Relations
Helen Harris, 813-273-3939
hharris@tsiconnections.com

Contacts

TSI Media Relations
Helen Harris, 813-273-3939
hharris@tsiconnections.com