EXHIBIT 21.1



SUBSIDIARIES OF PTEK HOLDINGS, INC.



|                                              |  |                            
|--------------------------------------------- |  | ---------------------------
|SUBSIDIARY                                    |  | JURISDICTION OFORGANIZATION
|American Teleconferencing Services, Ltd.      |  | Missouri                   
|Comwave UK, Ltd.                              |  | United Kingdom             
|Connaught Commercial Services Limited         |  | United Kingdom             
|Intellivoice Communications, LLC              |  | Delaware                   
|Premiere Communications, Inc.                 |  | Florida                    
|PCI Network Services, Inc.                    |  | Georgia                    
|Premiere Conferencing Networks, Inc.          |  | Georgia                    
|Premiere Conferencing GmbH                    |  | Germany                    
|Premiere Conferencing Limited                 |  | New Zealand                
|Premiere Conferencing Pte. Ltd.               |  | Singapore                  
|Premiere Conferencing Pty Limited             |  | Australia                  
|Premiere Conferencing (Canada) Limited        |  | Canada                     
|Premiere Conferencing (Hong Kong) Limited     |  | Hong Kong                  
|Premiere Conferencing (Ireland) Limited       |  | Ireland                    
|Premiere Conferencing (Japan), Inc.           |  | Japan                      
|Premiere Conferencing (UK) Limited            |  | United Kingdom             
|Ptek Investors I LLC                          |  | Delaware                   
|PTEK Services, Inc.                           |  | Delaware                   
|Ptek Ventures I LLC                           |  | Delaware                   
|Ptek, Inc.                                    |  | Georgia                    
|Transmit International Limited                |  | United Kingdom             
|ViTel Bureau Services Limited                 |  | United Kingdom             
|ViTel Limited                                 |  | United Kingdom             
|Voice-Tel Enterprises, LLC                    |  | Delaware                   
|Voice-Tel of Canada Ltd.                      |  | Canada                     
|Voice-Tel of New Zealand Limited              |  | New Zealand                
|Voice-Tel Pty Ltd.                            |  | Australia                  
|Xpedite, Inc.                                 |  | Japan                      
|Xpedite Communications and Data Services GmbH |  | Austria                    
|Xpedite IN Services GmbH                      |  | Germany                    
|Xpedite Ltd.                                  |  | Korea                      
|Xpedite Limited                               |  | Hong Kong                  
|Xpedite Network Services, Inc.                |  | Georgia                    
|Xpedite Systems (Malaysia) Sdn. Bhd.          |  | Malaysia                   
|Xpedite Systems AG                            |  | Switzerland                
|Xpedite Systems Canada, Inc.                  |  | Canada                     
|Xpedite Systems Finance S.N.C.                |  | France                     
|Xpedite Systems GmbH                          |  | Germany                    
|Xpedite Systems Holdings (UK) Limited         |  | United Kingdom             
|Xpedite Systems Holdings GmbH                 |  | Germany                    
|Xpedite Systems Holdings S.A.R.L.             |  | France                     
|Xpedite Systems, Inc.                         |  | Delaware                   
|Xpedite Systems Limited                       |  | New Zealand                
|Xpedite Systems Limited                       |  | England                    
|Xpedite Systems Participation E.U.R.L.        |  | France                     
|Xpedite Systems Pte. Ltd.                     |  | Singapore                  
|Xpedite Systems Pty Limited                   |  | Australia                  
|Xpedite Systems S.r.l.                        |  | Italy                      
|Xpedite Systems Spain, S.A.                   |  | Spain                      
|Xpedite Systems, S.A.                         |  | France                     
|Xpedite Systems Worldwide, Inc.               |  | Delaware