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[WORLD ACCESS LOGO]                                  FILED BY WORLD ACCESS, INC.
                           PURSUANT TO RULE 425 UNDER THE SECURITIES ACT OF 1933
                                        AND DEEMED FILED PURSUANT TO RULE 14A-12
                                          OF THE SECURITIES EXCHANGE ACT OF 1934

                            SUBJECT COMPANIES: STAR TELECOMMUNICATIONS, INC. AND
                                        COMMUNICATIONS TELESYSTEMS INTERNATIONAL
                                               D/B/A WORLDXCHANGE COMMUNICATIONS
                              FORM S-4 REGISTRATION STATEMENT FILE NO. 333-37750

                                                                     TELDAFAX AG
                              FORM S-4 REGISTRATION STATEMENT FILE NO. 333-44864

                     WORLD ACCESS SHAREHOLDERS APPROVE STAR,
                     WORLDXCHANGE AND TELDAFAX TRANSACTIONS

         Atlanta, Georgia - December 14, 2000 - WORLD ACCESS, INC. (NASDAQ:
WAXS) announced today that the shareholders of World Access have approved
proposals to acquire STAR Telecommunications (NASDAQ: STRX), WorldxChange
Communications and TelDaFax, AG (NEUER MARKT: TFX). Subject to the satisfaction
of certain closing conditions, including, without limitation, STAR's shareholder
vote to be held on December 18, 2000 and STAR's sale of PT-1, STAR and
WorldxChange are expected to close next week. World Access has begun its tender
for the remaining outstanding shares of TelDaFax and expects to close its tender
mid-January.

ABOUT WORLD ACCESS

         World Access is focused on being a leading provider of bundled voice,
data and Internet services to small- to medium-sized business customers located
throughout Europe. In order to accelerate its progress toward a leadership
position in Europe, World Access is acting as a consolidator for the highly
fragmented retail telecom services market, with the objective of amassing a
substantial and fully integrated business customer base. To date, the Company
has acquired several strategic assets, including Facilicom International, which
operates a Pan-European long distance network and carries traffic for
approximately 200 carrier customers, and NETnet, with retail sales operations in
9 European countries. NETnet's services include long distance, internet access
and mobile services. Located strategically throughout the United States and 13
European countries, World Access provides end-to-end international communication
services over an advanced asynchronous transfer mode internal network that
includes gateway and tandem switches, an extensive fiber network encompassing
tens of millions of circuit miles and satellite facilities. For additional
information regarding World Access, please refer to the Company's website at
www.waxs.com.

         THIS PRESS RELEASE MAY CONTAIN FINANCIAL PROJECTIONS OR OTHER
         FORWARD-LOOKING STATEMENTS MADE PURSUANT TO THE SAFE HARBOR
         PROVISIONS OF THE SECURITIES REFORM ACT OF 1995. SUCH
         STATEMENTS INVOLVE RISKS AND UNCERTAINTIES WHICH MAY CAUSE
         ACTUAL RESULTS TO DIFFER MATERIALLY. THESE RISKS INCLUDE:
         POTENTIAL INABILITY TO IDENTIFY, COMPLETE AND INTEGRATE
         ACQUISITIONS; DIFFICULTIES IN EXPANDING INTO NEW BUSINESS
         ACTIVITIES; DELAYS IN NEW SERVICE OFFERINGS; THE POTENTIAL
         TERMINATION OF CERTAIN SERVICE AGREEMENTS OR THE INABILITY TO
         ENTER INTO ADDITIONAL SERVICE AGREEMENTS; AND OTHER RISKS
         DESCRIBED IN THE COMPANY'S SEC FILINGS, INCLUDING THE
         COMPANY'S ANNUAL REPORT ON FORM 10-K FOR THE YEAR ENDED
         DECEMBER 31, 1999, AS AMENDED, THE COMPANY'S QUARTERLY
         REPORTS ON FORM 10-Q FOR THE QUARTERS ENDED MARCH 31, 2000
         AND JUNE 30, 2000, AS AMENDED, THE COMPANY'S QUARTERLY REPORT
         ON FORM 10-Q FOR THE QUARTER ENDED


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         SEPTEMBER 30, 2000, AND THE COMPANY'S REGISTRATION STATEMENTS
         ON FORMS S-3 (NO. 333-79097) AND S-4 (NO. 333-37750 AND
         333-44864), ALL OF WHICH ARE INCORPORATED BY REFERENCE INTO
         THIS PRESS RELEASE.

         WORLD ACCESS AND STAR HAVE FILED A JOINT PROXY
         STATEMENT/PROSPECTUS AND OTHER RELEVANT DOCUMENTS CONCERNING
         THE STAR MERGER AND THE WORLDXCHANGE MERGER WITH THE UNITED
         STATES SEC. ADDITIONALLY, WORLD ACCESS HAS FILED A PROXY
         STATEMENT/PROSPECTUS AND OTHER RELEVANT DOCUMENTS CONCERNING
         THE TELDAFAX TRANSACTIONS WITH THE SEC. WE URGE INVESTORS TO
         READ THE JOINT PROXY STATEMENT/PROSPECTUS AND ANY OTHER
         RELEVANT DOCUMENTS FILED WITH THE SEC BECAUSE THEY CONTAIN
         IMPORTANT INFORMATION.

         INVESTORS WILL BE ABLE TO OBTAIN THE DOCUMENTS FREE OF CHARGE
         AT THE SEC'S WEB SITE, WWW.SEC.GOV. IN ADDITION, DOCUMENTS
         FILED WITH THE SEC BY WORLD ACCESS WILL BE AVAILABLE FREE OF
         CHARGE BY WRITING TO INVESTOR RELATIONS, WORLD ACCESS, INC.,
         945 E. PACES FERRY ROAD, SUITE 2200, ATLANTA, GA, 30326, OR
         BY TELEPHONE REQUEST TO 404-231-2025. DOCUMENTS FILED BY STAR
         CAN BE OBTAINED BY WRITING TO INVESTOR RELATIONS, STAR
         TELECOMMUNICATIONS, SANTA BARBARA, CA, 93101, OR BY TELEPHONE
         REQUEST AT 805-899-1962.

         THE PARTICIPANTS, AS DEFINED IN INSTRUCTION 3 TO ITEM 4 OF
         SCHEDULE 14(A) IN THE SOLICITATION OF PROXIES FROM THE WORLD
         ACCESS STOCKHOLDERS FOR THE APPROVAL OF THE MERGER INCLUDE
         WORLD ACCESS AND WALTER J. BURMEISTER, KIRBY J. CAMPBELL,
         BRIAN CIPOLETTI, STEPHEN J. CLEARMAN, JOHN P. IMLAY, JR.,
         MASSIMO PRELZ OLTRAMONTI, JOHN D. PHILLIPS, JOHN P. RIGAS,
         CARL E. SANDERS, DRU A. SEDWICK, AND LAWRENCE C. TUCKER, EACH
         A DIRECTOR OF WORLD ACCESS. PLEASE SEE WORLD ACCESS' ANNUAL
         REPORT ON FORM 10-K FOR THE YEAR ENDED DECEMBER 31, 1999,
         FILED ON MARCH 30, 2000, FOR A DESCRIPTION OF THE WORLD
         ACCESS SECURITY HOLDINGS OF EACH OF THE WORLD ACCESS
         DIRECTORS.

WORLD ACCESS CONTACT:      MICHELE WOLF
(404-231-2025)             V.P. OF INVESTOR RELATIONS
HTTP://WWW.WAXS.COM