Centigram, Priority Call Management Team to Provide PageNet With Integrated Wireless Communications Solutions; MobileManager Selected After Extensive 60-Day, Side-by-Side Market User and Technology Showdown.

SAN FRANCISCO--(BUSINESS WIRE)--Sept. 19, 1996--In order to provide Paging Network, Inc.'s (PageNet) 7.9 million North American wireless communications customers with advanced mobile communications solutions, PageNet today said that it will purchase Centigram's MobileManager suite of applications.

PageNet expects to test these enhanced services on a limited basis this year, and is considering future widespread commercial deployment.

MobileManager is the technology platform created by the Centigram and Priority Call Management partnership. After a 60-day, side-by-side, competitive market user and technology trial, PageNet selected MobileManager as its enhanced services platform of choice.

"The suite of advanced applications delivered by Centigram and Priority lets us offer leading-edge solutions to our subscribers," said Bill Scott, PageNet vice president of Systems and Technology. "We believe these solutions may add significant value to PageNet services."

"We see significant potential for these types of enhanced services in the wireless market, particularly among business users and highly mobile professionals," said Janet Constantin, senior analyst, Wireless/Mobile Communications, The Yankee Group. "By offering enhanced services such as those delivered by Centigram and Priority, carriers like PageNet have the opportunity to differentiate themselves in an increasingly competitive marketplace."

This announcement marks one of Centigram's and Priority's growing number of joint customers. Since 1995, Centigram and Priority have had a joint marketing agreement to deliver industry-leading wireless applications based on Centigram's Series 6 and Priority's ORYX platforms.

"We are pleased that PageNet, the world's leading wireless messaging company, has chosen MobileManager over some tough competition, and we believe this is a strong indicator of the growing need for advanced applications in an increasingly competitive marketplace," said Dana Hooper, Centigram vice president of Marketing and Business Development.

"The ability to make and receive important telephone calls easily from any location is critical when choosing a wireless service provider," said Andrew Ory, Priority's founder and president. "This announcement signifies a major opportunity for PageNet to maintain its leadership position by delivering new enhanced services to subscribers faster and more economically than ever before possible, and we are pleased to be working with them."

MOBILEMANAGER APPLICATION SUITE

The MobileManager product mix includes Personal Number, Debit Card, Prepaid Cellular, Credit/Calling Card, and Callback services. Personal Number Service integrates voice, fax and "follow me" capabilities into a single telephone number, such as a subscriber's established pager number. Debit Card Service allows network operators to provide prepaid toll calling and basic network services to customers.

Prepaid Cellular Services monitors all incoming and outgoing cellular airtime and debits the usage against the subscriber's balance that has been paid in advance. It can be offered to customers with little or poor credit history, as well as to short-term subscribers such as vacationers and convention attendees.

Credit/Calling Card Service lets subscribers bill calls to a corporate calling card and provides call rating back to the corporation in real time. Callback Service lets customers call around the world from anywhere using lowest cost dial tone, least call routing, and prepaid or credit/calling card billing.

PAGING NETWORK, INC.

Dallas-based PageNet (NASDAQ:PAGE) is the world's largest and fastest growing wireless messaging company, providing services to 7.9 million subscribers across the United States through 95 sales and service offices, 6,000 resellers and a growing number of national and regional marketing affiliates. PageNet provides alphanumeric and numeric messaging services with local, regional and nationwide coverage options. News and stock updates, voice mail, fax forwarding and wireless data transmission to mobile computers are also available to PageNet subscribers.

PRIORITY CALL MANAGEMENT

Priority of Wilmington, Mass., is a global provider of intelligent communications platforms. Priority's switch-based platforms are currently used by major corporations and wireless and wireline network service providers in markets including North America, Europe, Africa, Asia and South America. Priority's ORYX platform offers one-number, voice dialing, pre-paid/calling card, international calling, integrated messaging access, and additional value-added applications to support today's virtual office workers.

CENTIGRAM COMMUNICATIONS CORPORATION

Centigram (NASDAQ:CGRM) is a leading global provider of wireless and wireline communications solutions. Centigram delivers communications solutions by integrating voice, data and facsimile on its Series 6 communications server, and by providing access to this multimedia information through a telephone or PC. The Series 6 platform is based on industry-standard hardware and software. Centigram also licenses TruVoice , its patented text-to-speech software.

Centigram is headquartered at 91 East Tasman Drive, San Jose, Calif., 95134. Phone [phone], fax [phone], World Wide Web http://www.centigram.com. Centigram has sales and support offices in North America, Europe, Asia, Latin America, and Australia. -0-

Note to Editors: Centigram and TruVoice are registered trademarks of Centigram Communications Corporation. ORYX is a trademark of Priority Call Management.

CONTACT: Centigram Communications Corp.

Dan Spalding, 408/428-3559

[e-mail]

or

Priority Call Management

Mary Sullivan, 508/694-2579

[e-mail]

or

Miller/Shandwick Technologies (for Centigram)

Robin Foster/Lisa Kelaita, 415/962-9550

rfoster/[e-mail]