A-1 Wireless
A.V. Lauttamus Comm, Inc.
American Messaging
Anser-Quik Enterprises, Inc.
Carolina Mobile Communications, Ltd.
Commercial Telephone Exchange, Inc.
Communication Specialists Company, LLC
Comserv Services, LLC
e*Message W.I.S. Deutschland GmbH
Indiana Paging Network, Inc.
Kanoy Telecom, Inc.
Kodiak Radio Inc
Mid-Atlantic ProTel, Inc.
Midwest Paging
Mobile Communication Service, Inc.
Mobile Phone of Texas, Inc.
Mobile Radio Communications, Inc. dba Mobilfone
Morris Communications, Inc.
Mount View Communications, Inc.
MPW Paging
MTCO Communications
NEP, LLC dba Northeast & UCOM Paging

Page One of Wyoming, Inc.
Page Plus, Inc.
Pagers Unlimited
ProPage, Inc.
Radio Communications of Virginia, Inc.
Redi-Call Communications Co.
River City Wireless of Tennessee, LLC
Schuylkill Mobile Fone, Inc.
SelectPath, Inc. dba Contact Wireless
Teletec Communications
Teletouch Paging, LP
The Pasword Group, Inc.
Tri State Paging
Valley Communications of Moses
Lake dba Tele-Waves