1 EXHIBIT 21.1 SUBSIDIARIES OF THE REGISTRANT WA Telcom Products Co., Inc., a Delaware corporation Telco Systems, Inc., a Delaware corporation World Access UK, Ltd., a corporation organized under the laws of England and Wales World Access Holdings, Inc., a Delaware corporation Telco Systems Asia/Pacific Ltd., a Hong Kong corporation Telco Indemnity Limited, a Bermuda corporation Telco Technology, Inc., a Massachusetts corporation Telco Security Corporation, a Massachusetts corporation World Access Investment Corp., a Delaware corporation Galaxy Personal Communications Services, Inc., a Delaware corporation Galaxy Technical Services, Inc., a Delaware corporation Cellular Infrastructure Supply, Inc., a Delaware corporation Restor - AIT, Inc., a Delaware corporation Westec Communications, Inc., a Delaware corporation World Access Telecommunications Group, Inc., an Illinois corporation World Access Telecommunications Group Limited, a corporation organized under the laws of England and Wales NACT Telecommunications, Inc., a Delaware corporation Sunrise Sierra, Inc., a Delaware corporation World Access Capital Corp., a Delaware corporation