American TeleSource Announces Resignation of Board Member.

Business Editors & High-Tech Writers

SAN ANTONIO--(BUSINESS WIRE)--Nov. 7, 2000

American TeleSource International Inc. ("ATSI") (AMEX:AI) announced today that Robert B. Werner has resigned from the ATSI Board of Directors effective immediately.

Robert B. Werner, commented, "It has been a pleasure to serve alongside the dedicated team at ATSI. Although this has been a difficult decision, it is the right decision that will allow me to devote more of my time to family matters. I have been pleased to see ATSI reach important milestones during my tenure that have positioned it for the future. I remain a strong ATSI supporter and substantial shareholder."

Arthur L. Smith, ATSI's chairman and chief executive officer, stated, "We extend our gratitude to Bob for his contributions while serving as a distinguished member of the board over the past two years. We understand Bob's decision and wish him well in his future endeavors."

American TeleSource International Inc. is an emerging international carrier serving the rapidly expanding niche markets in and between Latin America and the United States. The Company's borderless strategy includes the deployment of a "next generation" network for more efficient and cost effective service offerings of domestic and international voice and data. ATSI has clear advantages over the competition through its corporate framework consisting of unique licenses, interconnection and service agreements, network footprint, and extensive retail distribution. ATSI's Internet software subsidiary, GlobalSCAPE, Inc. (www.globalscape.com), is a leader in the development, marketing, distribution and support of award winning Internet-based software in a broad array of categories including file management, multimedia utilities and Web site development tools.