| TELECOM ONE (H.K.) LIMITED | Private company limited by shares | Dissolved |
| IPH TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| SFE TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| VK TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| 3G TELECOM (HK) LIMITED | Private company limited by shares | Live |
| TTI TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| VIA TELECOM (HK) LIMITED | Private company limited by shares | Live |
| TELECOM LAB (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| TELECOM (H.K.) CO LIMITED | Private company limited by shares | Live |
| TDI TELECOM (H.K.) LIMITED | Private company limited by shares | Live |
| WND Telecom (H.K.) Limited | Private company limited by shares | Dissolved |
| GO TELECOM (HK) LIMITED | Private company limited by shares | Live |
| CCT TELECOM (HK) LIMITED | Private company limited by shares | Live |
| M8 TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| One Telecom (HK) Limited | Private company limited by shares | Dissolved |
| Lio Telecom (HK) Limited | Private company limited by shares | Dissolved |
| G. TELECOM (HK) LIMITED | Private company limited by shares | Live |
| RM Telecom (HK) Limited | Private company limited by shares | Live |
| 4G TELECOM (HK) LIMITED | Private company limited by shares | Live |
| LZ TELECOM (HK) LIMITED | Private company limited by shares | Live |
| IME (HK) Telecom Limited | Private company limited by shares | Live |
| SKY TELECOM (HK) LIMITED | Private company limited by shares | Live |
| 5G Telecom (HK) Limited | Private company limited by shares | Live |
| YUN HAI TELECOM (HK) LIMITED | | Live |
| CHINA TELECOM (H.K.) INTERNATIONAL ACCESS LIMITED | Private company limited by shares | Dissolved |
| ALLIANCE TELECOM (HK) COMPANY LIMITED | Private company limited by shares | Live |
| ANDA TELECOM (H.K.) LIMITED | Private company limited by shares | Live |
| ANYCALL TELECOM NETWORK (HK) COMPANY LIMITED | Private company limited by shares | Live |
| ASIA TELECOM (H.K.) LIMITED | Private company limited by shares | Dissolved |
| ASIAN TELECOM (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| ASIANA TELECOM (HK) LIMITED | Private company limited by shares | Live |
| BAJAJ TELECOM (H.K) LIMITED | Private company limited by shares | Live |
| ZHENG BANG TELECOM (HK) CO., LIMITED | Private company limited by shares | Live |
| BERJAYA-STM TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| Bright Telecom (HK) Limited | Private company limited by shares | Live |
| BRIGHTEN TELECOM (HK) CO. LIMITED | Private company limited by shares | Dissolved |
| CELLONG TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| SOUTH CHINA TELECOM INVESTMENT (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA TELECOM (HK) PRODIGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| HUI CHUAN TELECOM (HK) TRADING LIMITED | | Live |
| CHUNGE TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| X TELECOM (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| EEC TELECOM (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| UL TELECOM (HK) CO., LIMITED | Private company limited by shares | Live |
| OKE TELECOM (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| C&O TELECOM (H.K.) CO., LIMITED | Private company limited by shares | Live |
| HNA TELECOM (HK) CO., LIMITED | Private company limited by shares | Live |
| Dorun Telecom (HK) Co., Limited | | Live |
| JINCHENG TELECOM (HK) CO., LIMITED | Private company limited by shares | Live |
| LONDIAD TELECOM (HK) CO., LIMITED | Private company limited by shares | Live |
| NAPHAKKORN TELECOM (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| NOVA (HK) TELECOM. CO., LIMITED | Private company limited by shares | Dissolved |
| SONGSTAR TELECOM (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| Vitel (HK) Telecom Co., Limited | Private company limited by shares | Dissolved |
| WORLDRICH (HK) TELECOM CO., LIMITED | Private company limited by shares | Live |
| ComNet Telecom (HK) Limited | Private company limited by shares | Live |
| DATANG TELECOM (H.K.) LIMITED | Private company limited by shares | Live |
| D.L. TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| DLEE TELECOM (HK) LIMITED | Private company limited by shares | Live |
| EAST ASIA TELECOM (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| ELINK TELECOM (HK) PTE LIMITED | Private company limited by shares | Live |
| EMPORIA TELECOM (HK) LIMITED | Private company limited by shares | Live |
| EURO TELECOM (HK) LIMITED | Private company limited by shares | Live |
| TELECOM EXPRESS ( H.K. ) CO., LIMITED | Private company limited by shares | Dissolved |
| FORTUNE TELECOM (H.K.) LIMITED | Private company limited by shares | Live |
| GATEWAY TELECOM (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| GLOBAL TELECOM (H.K.) LIMITED | Private company limited by shares | Dissolved |
| GLOBAL TELECOM TECHNOLOGY (HK) LIMITED | Private company limited by shares | Dissolved |
| WANXING GLOBAL TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| GM-PHONE TELECOM (HK) LIMITED | Private company limited by shares | Dissolved |
| GREAT DRAGON (H.K.) TELECOM CO. LIMITED | Private company limited by shares | Live |
| NATIONTEL TELECOM (HK) GROUP CO., LIMITED | Private company limited by shares | Live |
| SHENG SHI BA DA (HK) TELECOM GROUP LIMITED | Private company limited by shares | Dissolved |
| HIWAY TELECOM (HK) CO., LIMITED | Private company limited by shares | Live |
| H.U. (HK) TELECOM LIMITED | Private company limited by shares | Dissolved |
| HUDSON TELECOM (H.K.) LIMITED | Private company limited by shares | Dissolved |
| TELECOM INDOCHINA (H.K.) LIMITED | Private company limited by shares | Live |
| IPQOS Telecom (HK) Limited | | Live |
| 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 |