PACW PacWest Bancorp

STOCKTON, Calif., June 7 /PRNewswire-FirstCall/ -- Pac-West Telecomm, Inc. (NASDAQ:PACW), a leading provider of next generation and traditional voice communications services, today announced the addition of Philadelphia, Jacksonville and Baltimore to its nationwide infrastructure services. Pac-West is creating the required coverage, services and scalability necessary to support the growing VoIP industry. The company is executing on a planned nationwide expansion that will allow service providers to provide communications services to an addressable market of more than 150 million end-users in the second-half of 2006. Pac-West intends to further expand this coverage area and service offerings, creating one of the most comprehensive, single source solutions available for bridging traditional circuit-switched and next-generation IP-based services. This national infrastructure is anticipated to serve the needs of VoIP Providers, Wireless Broadband Providers, Internet Service Providers (ISPs), Carriers and other Next-Generation Service Providers. Pac-West's Dial-Access and Managed Modem products will be available immediately in the new markets, to be followed by Pac-West's full suite of communication enabling products as the entire expanded footprint is brought online. In addition to expanded coverage in its West Coast footprint of California, Washington, Oregon, Arizona and Nevada, Pac-West has extended its footprint by initiating service in Utah, Idaho, Colorado, Washington D.C., Pennsylvania, Florida and Maryland. About Pac-West Telecomm, Inc. Pac-West is a provider of advanced communications services that enable traditional and next-generation providers, carriers, and service providers to efficiently design, deploy, and deliver integrated communication solutions. Currently, Pac-West has operations in California, Nevada, Washington, Arizona, Utah, Oregon, Idaho, Washington DC, Colorado, Pennsylvania, Florida and Maryland. Founded in 1980, Pac-West Telecomm, Inc. has been offering communication services to its customers since 1982 and has been a leading provider of wholesale services to Internet Service Providers. For more information, visit http://www.pacwest.com/. Forward-Looking Statements In this press release, our use of the words "outlook," "expect," "anticipate," "estimate," "forecast," "project," "likely," "objective," "plan," "designed," "goal," "target," and similar expressions is intended to identify forward-looking statements. While these statements represent our current judgment on what the future may hold, and we believe these judgments are reasonable, actual results may differ materially due to numerous important risk factors that are described in our Annual Report on Form 10-K for the period ended December 31, 2005, as filed with the SEC on March 29, 2006, which may be revised or supplemented in subsequent reports filed by us with the SEC. Such risk factors include, but are not limited to: our level of indebtedness; an inability to generate sufficient cash to service our indebtedness; regulatory and legal uncertainty with respect to intercarrier compensation payments received by us; the migration to broadband Internet access affecting dial-up Internet access; the loss of key executive officers could negatively impact our business prospects; an increase in our network expenses; migration of our enterprise customer base to U.S. TelePacific Corp. occurring sooner or later than contemplated; the possible delisting of our common shares from the Nasdaq SmallCap Market; and our principal competitors for local services and potential additional competitors have advantages that may adversely affect our ability to compete with them. DATASOURCE: Pac-West Telecomm, Inc. CONTACT: press, John Amaya, +1-209-926-4371, or , or investors, Reid Cox, +1-209-926-3417, or , both of Pac-West Web site: http://www.pacwest.com/

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