| ASIATECH TELECOM LIMITED | Private company limited by shares | Live |
| ASSENT TELECOM LIMITED | Private company limited by shares | Dissolved |
| ASSETMIND TELECOM LIMITED | Private company limited by shares | Live |
| ASSOCIATE TELECOM LIMITED | Private company limited by shares | Dissolved |
| ASTEC TELECOM LIMITED | Private company limited by shares | Dissolved |
| ATOZTEC TELECOM LIMITED | Private company limited by shares | Dissolved |
| FREETOGO TELECOM (AUSTRALIA) LIMITED | Private company limited by shares | Dissolved |
| AUTOMATION TELECOM LIMITED | Private company limited by shares | Dissolved |
| AVENUE 500 TELECOM INC LIMITED | Private company limited by shares | Live |
| Awin Telecom Limited | | Live |
| Axia Telecom Limited | Private company limited by shares | Live |
| AXIOM TELECOM LIMITED | Private company limited by shares | Dissolved |
| BAKU TELECOM COMPANY LIMITED | Private company limited by shares | Dissolved |
| BALANCE TELECOM LIMITED | Private company limited by shares | Live |
| NEW BALFOUR TELECOM LIMITED | Private company limited by shares | Live |
| BandEra Sur Telecom Limited | Private company limited by shares | Dissolved |
| BANEX TELECOM LIMITED | Private company limited by shares | Live |
| BASE TELECOM HK COMPANY LIMITED | Private company limited by shares | Dissolved |
| Voip Base Telecom Limited | Private company limited by shares | Live |
| WEALTH BASE TELECOM LIMITED | Private company limited by shares | Dissolved |
| Bayard Telecom Limited | Private company limited by shares | Dissolved |
| BAYEE TELECOM LIMITED | Private company limited by shares | Live |
| BBMAIL TELECOM COMPANY LIMITED | Private company limited by shares | Dissolved |
| Beacon Telecom HK Limited | Private company limited by shares | Live |
| BEES TELECOM LIMITED | Private company limited by shares | Dissolved |
| China Beidou Telecom Company Limited | Private company limited by shares | Live |
| BEIJING ASIA TELECOM EQUIPMENTS CO. LIMITED | Private company limited by shares | Dissolved |
| BEIJING KDS TELECOM CO., LIMITED | Private company limited by shares | Live |
| BEIJING TELECOM DEVELOPMENT (HK) LIMITED | Private company limited by shares | Dissolved |
| BELL TELECOM LIMITED | Private company limited by shares | Dissolved |
| BELL TELECOM COMPANY LIMITED | Private company limited by shares | Dissolved |
| BELLCOM TELECOM & TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| BERG OLSEN TELECOM LIMITED | Private company limited by shares | Live |
| BEST TIME TELECOM LIMITED | Private company limited by shares | Dissolved |
| Blessings Telecom Limited | Private company limited by shares | Live |
| BLUEBERRY TELECOM LIMITED | Private company limited by shares | Live |
| BOBOTO TELECOM (H.K.) CO., LIMITED | Private company limited by shares | Live |
| Borderless Telecom Limited | Private company limited by shares | Live |
| BOYI TELECOM CO., LIMITED | Private company limited by shares | Live |
| HONG KONG BOYUE TELECOM CO., LIMITED | | Live |
| NINGBO B-RAVO TELECOM CO., LIMITED | Private company limited by shares | Live |
| BRIDGE TELECOM (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SUN BRIGHT TELECOM LIMITED | | Live |
| BRIGHT VISION TELECOM CONSULTANCY CO., LIMITED | Private company limited by shares | Live |
| CHINA TELECOM BROAD BAND LIMITED | Private company limited by shares | Dissolved |
| CHINA TELECOM BROAD BAND SAAS LIMITED | Private company limited by shares | Dissolved |
| Broadtel Telecom Co., Limited | Private company limited by shares | Live |
| BROADWAY TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| BURFUNG TELECOM COMPANY LIMITED | Private company limited by shares | Live |
| CABLEFFUSION TELECOM LIMITED | Private company limited by shares | Live |
| NEW CABLEVISION TELECOM LIMITED | Private company limited by shares | Dissolved |
| I CALL TELECOM LIMITED | Private company limited by shares | Dissolved |
| C 3 CALL TELECOM LIMITED | Private company limited by shares | Dissolved |
| Callzone Telecom Company Limited | Private company limited by shares | Live |
| CALMAR TELECOM (AFRICA) LIMITED | Private company limited by shares | Dissolved |
| CALMAR TELECOM (CHINA) LIMITED | Private company limited by shares | Dissolved |
| CAMWA TELECOM LIMITED | Private company limited by shares | Dissolved |
| MUSIC TELECOM (CAR RADIO) ASSOCIATION LIMITED | Private company limited by shares | Dissolved |
| CARIBE TELECOM LIMITED | Private company limited by shares | Live |
| CARLTON TELECOM LIMITED | Private company limited by shares | Dissolved |
| FAR EAST BUSINESS CARS TELECOM CENTRE LIMITED | Private company limited by shares | Dissolved |
| CELLPHONEXPRESS TELECOM NETWORK LIMITED | Private company limited by shares | Dissolved |
| Cellrise Telecom System Limited | Private company limited by shares | Live |
| Centaurus Telecom Co., Limited | Private company limited by shares | Live |
| TELECOM CENTRE LIMITED -THE- | Private company limited by shares | Dissolved |
| GALAXY TELECOM EXCHANGE CENTRE LIMITED | Private company limited by shares | Live |
| CENTREX TELECOM COMPANY LIMITED | Private company limited by shares | Live |
| NEW CENTURY TELECOM LIMITED | Private company limited by shares | Dissolved |
| CENTURY TELECOM LIMITED | Private company limited by shares | Dissolved |
| CENWOOD TELECOM COMPANY LIMITED | Private company limited by shares | Live |
| CENWOOD TELECOM (HONG KONG) LIMITED | Private company limited by shares | Live |
| CERTAIN TELECOM FINANCE (H.K.) LIMITED | Private company limited by shares | Dissolved |
| CERTAIN TELECOM INVESTMENT (H.K.) LIMITED | Private company limited by shares | Dissolved |
| CHAK SHING TELECOM COMPANY LIMITED | Private company limited by shares | Live |
| CHALLENGER TELECOM NETWORK LIMITED | Private company limited by shares | Dissolved |
| CHAMPION TELECOM LIMITED | Private company limited by shares | Live |
| CHAMPION TELECOM SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| YOON CHANG TELECOM LIMITED | Private company limited by shares | Live |
| CHEERIO TELECOM LIMITED | Private company limited by shares | Dissolved |
| SHI CHENG TELECOM LIMITED | | Live |
| Cheong Wah Telecom Company Limited | Private company limited by shares | Live |
| HEN CHEONG TELECOM SYSTEM ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CHERISH TELECOM COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHERRY TELECOM LIMITED | Private company limited by shares | Live |
| CHIEF TELECOM (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| CHILI TELECOM LIMITED | Private company limited by shares | Dissolved |
| CHIMA TELECOM CO LIMITED | Private company limited by shares | Live |
| CHINA TELECOM COMPANY LIMITED | Private company limited by shares | Dissolved |
| TELECOM CHINA LIMITED | Private company limited by shares | Dissolved |
| NEW CHINA TELECOM CO. LIMITED | Private company limited by shares | Live |
| CHINA NEW TELECOM LIMITED | Private company limited by shares | Dissolved |
| YAU TELECOM (CHINA) LIMITED | Private company limited by shares | Dissolved |
| WAN TAI CHINA TELECOM LIMITED | Private company limited by shares | Live |
| CHINA QT TELECOM LIMITED | Private company limited by shares | Dissolved |
| CPS TELECOM (CHINA) LIMITED | Private company limited by shares | Live |
| HK TELECOM CHINA LIMITED | Private company limited by shares | Live |
| TELECOM (CHINA) LIMITED | Private company limited by shares | Live |
| CHINA TELECOM ASIA LIMITED | Private company limited by shares | Dissolved |
| CHINA TELECOM CAPITAL LIMITED | Private company limited by shares | Dissolved |
| LINK TELECOM (SOUTH CHINA) CO., LIMITED | Private company limited by shares | Dissolved |