| KAIKYOU TELECOM (HK) LIMITED | Private company limited by shares | Live |
| UCI KAIXINDA TELECOM (H.K.) LIMITED | Private company limited by shares | Dissolved |
| KAIXINDA TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| KINGOX TELECOM (H.K.) LIMITED | Private company limited by shares | Live |
| KONG WAH TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| LABBAIK TELECOM (HK) LIMITED | Private company limited by shares | Live |
| LUCKY LAND TELECOM (HK) LIMITED | | Live |
| Level-one Telecom Group (HK) Limited | Private company limited by shares | Live |
| TELECOM LINK (HK) LIMITED | Private company limited by shares | Dissolved |
| LINKSYS TELECOM (HK) LIMITED | Private company limited by shares | Live |
| KAM LUNG TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| MATRIX TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| METRO TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| NATIONAL TELECOM (HK) GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| HUA NENG TELECOM (HK) LIMITED | Private company limited by shares | Live |
| TELECOM NETWORK (H.K.) LIMITED | Private company limited by shares | Dissolved |
| NEWRAINBOW TELECOM (HK) INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| NO.6 TELECOM (HK) CO LIMITED | | Live |
| NO.9 Telecom (HK) Co Limited | | Live |
| NORDIC TELECOM (HK) LIMITED | Private company limited by shares | Live |
| Ocean Telecom (HK) Limited | | Live |
| OSIN TELECOM (HK) LIMITED | Private company limited by shares | Live |
| PACIFIC TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| PENGBO Telecom (H.K.) Limited | Private company limited by shares | Live |
| PETAS TELECOM (H.K.) LIMITED | Private company limited by shares | Dissolved |
| PHONEMAX TELECOM (H.K.) LIMITED | Private company limited by shares | Dissolved |
| PORTAL TELECOM (H.K.) LIMITED | Private company limited by shares | Dissolved |
| Prosperllion Telecom (HK) Limited | | Live |
| PUTIAN TELECOM (HK) CO., LIMITED | Private company limited by shares | Live |
| PUTIAN TELECOM (HK) INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SAKA TELECOM (HK) CO. LIMITED | Private company limited by shares | Dissolved |
| SANDY TELECOM (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SATURN TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| SENLEE TELECOM (HK) LIMITED | Private company limited by shares | Live |
| Shiduhui (HK) Telecom Limited | Private company limited by shares | Live |
| HOP SHING TELECOM (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SMARL TELECOM (H.K.) LIMITED | Private company limited by shares | Dissolved |
| TELECOM SOLUTION (HK) LIMITED | Private company limited by shares | Dissolved |
| SPEEDWAY TELECOM (HK) LIMITED | Private company limited by shares | Live |
| STANDARD TELECOM (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| 7 STAR TELECOM (HK) LIMITED | Private company limited by shares | Live |
| SUMGENIUS TELECOM (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SUNSHINE TELECOM (HK) LIMITED | Private company limited by shares | Live |
| SUNWEI (HK) TELECOM LIMITED | Private company limited by shares | Live |
| SOLAR SYSTEM TELECOM (H.K.) LIMITED | Private company limited by shares | Live |
| COSY TALK TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| TALK2ALL TELECOM (HK) LIMITED | Private company limited by shares | Live |
| TECHNOLOGY TELECOM (H.K.) LIMITED | Private company limited by shares | Live |
| Telecom (H.K.) Technology Limited | Private company limited by shares | Live |
| Hicorpwell Telecom (HK) Technology Co., Limited | Private company limited by shares | Live |
| ASIA (H.K.) NETWORK TELECOM TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SHUNYE (HK) TELECOM TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| CHINA TELEVISION & TELECOM (H.K.) LIMITED | Private company limited by shares | Dissolved |
| TELMILEC - TELECOM & MICROELECTRONICS (HK) LIMITED | Private company limited by shares | Dissolved |
| T-ONE TELECOM (HK) LIMITED | Private company limited by shares | Live |
| LI TONG (H.K.) TELECOM COMPANY LIMITED | Private company limited by shares | Live |
| TOYO (HK) TELECOM LIMITED | Private company limited by shares | Dissolved |
| TELECOM TRADING (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA TREASURE TELECOM (H.K.) LIMITED | Private company limited by shares | Dissolved |
| Trusty Telecom (HK) Limited | Private company limited by shares | Live |
| UMTEK TELECOM (HK) LIMITED | Private company limited by shares | Live |
| UNIQUE TELECOM (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| ASIA UNITED (HK) TELECOM LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL TELECOM (H.K.) LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL TELECOM (HK) CO., LIMITED | | Live |
| VTEL TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| WANBAO TELECOM (H.K.) COMPANY, LIMITED | Private company limited by shares | Live |
| Wason Telecom (H.K) Limited | Private company limited by shares | Dissolved |
| WELL TELECOM (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| WIFLY (HK) TELECOM LIMITED | Private company limited by shares | Dissolved |
| ZHIZHEN (HK) TELECOM LIMITED | Private company limited by shares | Dissolved |
| Zone Telecom (HK) Limited | Private company limited by shares | Dissolved |
| HKFILIPINO TELECOM LIMITED | Private company limited by shares | Dissolved |
| HKINDO TELECOM LIMITED | Private company limited by shares | Dissolved |
| ASIA TELECOM HOLDING LIMITED | Private company limited by shares | Dissolved |
| WAFER TELECOM HOLDING LIMITED | Private company limited by shares | Dissolved |
| ULT TELECOM HOLDINGS LIMITED | Private company limited by shares | Live |
| TELECOM HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| GUO MEI TELECOM HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| Dee Telecom Holdings HK Limited | Private company limited by shares | Live |
| TELECOM HOLDINGS LIMITED | Private company limited by shares | Live |
| NEW TELECOM HOLDINGS LIMITED | Private company limited by shares | Live |
| ANDREA TELECOM HOLDINGS LIMITED | Private company limited by shares | Live |
| Asia Telecom Holdings Limited | | Live |
| CHINA TELECOM HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| CHINA GREATWALL TELECOM HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| Datang Telecom Holdings Group Limited | Private company limited by shares | Live |
| EPRO TELECOM HOLDINGS LIMITED | Private company limited by shares | Live |
| CCT TELECOM HOLDINGS CHARITABLE FOUNDATION LIMITED | Company limited by guarantee | Live |
| GLOBAL NETWORK TELECOM HOLDINGS LIMITED | Private company limited by shares | Live |
| CHINA-STAR TELECOM HOLDINGS (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| HONG KONG JL TELECOM HOLDINGS LIMITED | Private company limited by shares | Live |
| NEBULA TELECOM HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| FORTUNE TELECOM RETAIL CHAIN HOLDINGS LIMITED | Private company limited by shares | Live |
| RIGHT SKY TELECOM HOLDINGS LIMITED | Private company limited by shares | Live |
| ROUTEXE TELECOM HOLDINGS LIMITED | Private company limited by shares | Live |
| SANDA TELECOM HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| SATELLITE TELECOM (HOLDINGS) GROUP LIMITED | Private company limited by shares | Dissolved |
| SPEEDY TELECOM HOLDINGS LIMITED | Private company limited by shares | Live |
| HK INSTANTANEOUS TONG TELECOM HOLDINGS LIMITED | Private company limited by shares | Live |