| ST Communications Limited | | Live |
| pH7 Communications Limited | | Live |
| JSI COMMUNICATIONS LIMITED | | Live |
| O Communications Limited | | Live |
| BAM Communications Limited | | Live |
| 010109 COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| 128K COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| 2010 COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| 21:12 Communications Asia Limited | Private company limited by shares | Live |
| 21st Century Communications Limited | Private company limited by shares | Live |
| 31SMS Communications (HK) Limited | Private company limited by shares | Dissolved |
| 4ward Communications Limited | Private company limited by shares | Live |
| 5IVES COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| ABERCORN COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Able Communications Limited | Private company limited by shares | Live |
| Abracadabra Communications Limited | Private company limited by shares | Live |
| AC/DC COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Acedo Communications Limited | Private company limited by shares | Live |
| ACME COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| ACORN COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| a.cross Communications Limited | Private company limited by shares | Live |
| Tacko Actions Communications Company Limited | Private company limited by shares | Live |
| ACTONE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Adam Communications Limited | Private company limited by shares | Live |
| ADCFIBER COMMUNICATIONS CO., LIMITED | Private company limited by shares | Live |
| ADLINK COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| ADPRO COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| ADSALE COMMUNICATIONS (H.K.) LIMITED | Private company limited by shares | Dissolved |
| ADTOMIC COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| A&M ADVERTISING COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MDB ADVERTISING & COMMUNICATIONS (HK) LIMITED | Private company limited by shares | Dissolved |
| Smart Advertising Communications Limited | Private company limited by shares | Live |
| AEGIS COMMUNICATIONS CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| aeiou communications Limited | Private company limited by shares | Dissolved |
| AFFINITY COMMUNICATIONS HOLDING LIMITED | Private company limited by shares | Live |
| AGORA COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| AIRSPAN COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| Albatross Communications Private Limited | Private company limited by shares | Dissolved |
| ALCHEMY COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| ALEXICS COMMUNICATIONS INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Social Alliance Communications Consultancy Co. Limited | Private company limited by shares | Live |
| FORTUNE ALLIANCE COMMUNICATIONS CO., LIMITED | Private company limited by shares | Live |
| ALLIANCE COMMUNICATIONS MINISTRY LIMITED | | Live |
| ALLIED COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Alllan Communications Co., Limited | | Live |
| ALOHA Communications Limited | Private company limited by shares | Live |
| ALTRON COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| AL-WIN COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| AMAZING COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| Amazing Communications Consultants Limited | Private company limited by shares | Live |
| AMERASIA COMMUNICATIONS CORPORATION LIMITED | Private company limited by shares | Dissolved |
| AMPERSAND COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Amuse Communications Limited | Private company limited by shares | Live |
| ANCHOR COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| Anderson Cultural Communications Limited | | Live |
| ANDERSON MULTIMEDIA COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| ANDERSON MULTIMEDIA COMMUNICATIONS (HK) LIMITED | Private company limited by shares | Live |
| ANGEL COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| ANGELSACT COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| AngleSpark Communications Limited | Private company limited by shares | Live |
| ANHAO STRATEGIC COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| ANSE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| ANSEL COMMUNICATIONS INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| ANTNET COMMUNICATIONS (HK) LIMITED | Private company limited by shares | Live |
| Antz Communications Limited | Private company limited by shares | Live |
| SHENZHEN ANYCOOL COMMUNICATIONS CO., LIMITED | Private company limited by shares | Live |
| AOVATALK COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| APAC COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| APOGEE COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| APOLLO COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| APPEX COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| APPLAUSE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| APPLE COMMUNICATIONS (HK) LIMITED | Private company limited by shares | Live |
| Aquiline Communications Limited | Private company limited by shares | Live |
| ARCHETYPE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| COMMUNICATIONS ARCHITECTS, LIMITED | Private company limited by shares | Dissolved |
| AREA COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| AREX COMMUNICATIONS (HK) CO. LIMITED | Private company limited by shares | Live |
| ARGUS COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| ARIES COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Arkis Communications Limited | Private company limited by shares | Live |
| ARMS COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| ARROW COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| ARTEMIS COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| ARTIM COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| ARTISTIC COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| PJ Arts & Communications Company Limited | | Live |
| ASCALADE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| ASCEND COMMUNICATIONS (HK) LIMITED | Private company limited by shares | Dissolved |
| ASCENSUS COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| ASCENT COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| CK ASCOM ASIA POWER COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Ashbury Communications Limited | Private company limited by shares | Live |
| ANA ASIA COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| COMMUNICATIONS ASIA LIMITED | Private company limited by shares | Dissolved |
| PAN ASIA COMMUNICATIONS LIMITED | Private company limited by shares | Live Commenced dormancy on 31-Dec-1998 |
| NMS COMMUNICATIONS ASIA LIMITED | Private company limited by shares | Live |
| DSJ ASIA COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| RAW COMMUNICATIONS ASIA LIMITED | Private company limited by shares | Dissolved |
| NMC COMMUNICATIONS ASIA LIMITED | Private company limited by shares | Dissolved |