| Hong Kong Communication&Cooperation Limited | Private company limited by shares | Live |
| HENGYUN COMMUNICATION(HK) TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| NEW DOMAIN CULTURE COMMUNICATION(HK) LIMITED | Private company limited by shares | Live |
| CommunicationOne Limited | Private company limited by shares | Live |
| C. C. COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| ABC COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| IDI COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| VIS A VIS COMMUNICATIONS, LIMITED | Private company limited by shares | Dissolved |
| A P C COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| HKS COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| PTI COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| D D COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| KAM KUI COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| AYY COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| J. M. COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| ACE COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SD COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| TSC COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| AZY COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| A & S COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| CNT COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| DNT COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| KST COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| WOL COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| WI COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| ERA COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| I & S COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| POP ART COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| PAM COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| C. E. COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Live |
| U. S. COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MK2 COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| N. B. S. COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| J. A. COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MBM COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| ACL COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| BF COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Y COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| L & A COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Live |
| RUN ALL COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| T&C COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| DTC COMMUNICATIONS, LIMITED | Private company limited by shares | Dissolved |
| EPR COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| LG COMMUNICATIONS, LIMITED | Private company limited by shares | Dissolved |
| ADL COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| RG COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MLT COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| C & C COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| RIM COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| B COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| M COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| T & F COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| NET ONE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| FDS COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| BEE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| UCS COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| U3 (COMMUNICATIONS) LIMITED | Private company limited by shares | Dissolved |
| RC COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| C&J COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| PPA COMMUNICATIONS LIMITED | Private company limited by shares | Live Ceased dormancy on 22-Nov-2001 |
| DA DEE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| PSI COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| RED GAP COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| NEX COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| UNI COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| PMC COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Live |
| CAP COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| XIN HUA COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| APS COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| PI COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MK AND T COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| DOT COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| SHE COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| KBT COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| UNO COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| IQ8 COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| NC COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| JPI COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| K & S COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SFI COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| J & M COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| 21 COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| AQ COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| KT COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| EON COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| RED COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| RPI COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MIO COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| SUN WAH COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| EJ COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| B & P COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| AP COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| B & B COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| C L T COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| PNL COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| DDK COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| GVT COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| TRY COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| 360 COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| TT COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |