McLean, Virginia - September 20, 2004 - Following the June 2004 introduction of the lowest rate for unlimited Internet telephone calling in the U.S., to Canada and Western Europe -at $19.95 per month-- Lingo (www.Lingo.com) Internet phone service today added a new calling plan to address a broader base of prospective customers interested in economical global calling services. Lingo’s new “Unlimited Asia” plan was rolled out today at unmatched pricing for broad, limitless calling coverage to Asian countries, Australia, New Zealand, and the U.K.

“In addition to providing nationwide coverage for the growing legion of Lingo customers in the U.S. who are leveraging their broadband connection and telephone to make Internet calls, bringing value to those who make international calls is one of the unique strengths of our company,” said John Melick, co-president of Primus Telecommunications Inc., the company that originated Lingo, and the U.S. subsidiary of a global communications provider whose Voice over Internet Protocol (VoIP) network reaches over 150 countries.

Lingo Unlimited Asia Calling Plan

Subscription to Lingo’s Unlimited Asia plan is free for the first month, and $34.95 per month thereafter. The plan includes:

• Unlimited calls to China, Guam, Hong Kong, Japan, Malaysia, Singapore, South Korea, Taiwan, Australia, New Zealand, and the U.K. Unlimited local and long distance calls in the U.S., including Hawaii, Alaska, U.S. Virgin Islands and Puerto Rico Unlimited calls to Canada Unlimited calls between Lingo customers
• Very low rates to over 200 other top international locations
• A Lingo Analog Telephone Adapter (“ATA”)
• 24 x 7 customer and technical support services
• Over 25 calling features
• The opportunity to keep your current U.S. phone number
• A primary “U.S. Universal Number” (available in over 220 area codes in 46 states)

Lingo customers can also add an “International Universal Number” to their service, which is actually “local” to a specific international country. Then family, friends and business colleagues in that country can use that local number to reach the Lingo customer, simply by placing a regular local call. For Asia, these International Universal Numbers are available in Hong Kong, Japan, South Korea, and Taiwan.

A Summary of Lingo Calling Plans

Lingo plans, all offering unlimited calling to other Lingo subscribers, and all made available free for the first month, include:

Home Plans:

• Unlimited Plan for $19.95 -- Unlimited calling to the U.S., Canada and Western Europe, and all calling features.
• Unlimited Asia for $34.95 -- (New) Unlimited calling to U.S., U.K. and many Asian countries, and all calling features.
• Basic Plan for $14.95 -- Includes all calls to other Lingo numbers, plus 500 outgoing minutes to U.S., Canada and Western Europe, and all calling features.

Office Plans:

• Business Unlimited Plan for $49.95 -- Unlimited calls to U.S., Canada, Western Europe, plus a dedicated fax line and great calling features for small businesses.
• Business Unlimited International for $99.95 -- Includes everything in the Business Unlimited plan, plus calls to many Asian and South American countries.

International Plans:

• Unlimited Plan for $19.95 -- Unlimited calling to Western Europe, U.S. and Canada, and all calling features.
• Unlimited Asia for $34.95 (New) -- Unlimited calling to U.S., U.K. and many Asian countries, and all calling features.
• International Unlimited for $79.95 -- Includes everything in the core Unlimited Plan, and calls to over 30 international countries.

To learn more about Lingo, and to sign up online for the service, visit: http://www.Lingo.com.

About Primus and VoIP

Primus Telecommunications, Inc., the company that created Lingo, is the principal U.S. subsidiary of Primus Telecommunications Group, Incorporated (OTCBB:PRTL), a Fortune 1000(R) global telecommunications company with $1.3 billion in annual revenue. Headquartered in McLean, VA, and founded in 1994, Primus Telecommunications Group, Incorporated (Primus) is among the largest international telecommunications concerns.

Primus offers voice, Internet, Voice-over-Internet protocol (VoIP), wireless, digital subscriber line (DSL), and other data services to corporate customers, small- and medium-sized businesses, residential customers, and other communications carriers located throughout the United States, Canada, Europe, Asia, and Australia.

Primus owns and operates an extensive global network, including a VoIP "backbone" that reaches over 150 countries through 550 points-of-presence throughout the world. Primus first entered the VoIP market in 1999, and now carries more than one billion minutes of international VoIP traffic annually.

In addition to offering consumer and business VoIP services to customers outside of North America, this year Primus was the first communications company in Canada to roll out a broadband telephone service for residential customers, called TalkBroadband(TM).

Lingo is a trademark of Primus.

For more information about Lingo, visit: www.lingo.com.

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