| TELECA LIMITED | Private company limited by shares | Dissolved |
| TELECARE LIMITED | Private company limited by shares | Dissolved |
| HK TELECARE CO., LIMITED | Private company limited by shares | Dissolved |
| TELECARE TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| TELECELL LIMITED | Private company limited by shares | Dissolved |
| TELECENTRE LIMITED | Private company limited by shares | Live |
| TELECENTRE LIMITED | Private company limited by shares | Dissolved |
| TELECHECK (HK) LIMITED | Private company limited by shares | Dissolved |
| TELECHIPS HK LIMITED | Private company limited by shares | Live |
| TELECHOICE LIMITED | Private company limited by shares | Dissolved |
| TELECHOICE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| TELECHOICE SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| TELECITY LIMITED | Private company limited by shares | Dissolved |
| Teleclaw Limited | Private company limited by shares | Live |
| TELECLICK HK LIMITED | | Live |
| INF TELECO LIMITED | Private company limited by shares | Dissolved |
| TELECO ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| TELECO (H.K.) LIMITED | Private company limited by shares | Live |
| Hong Kong Teleco Technology Limited | Private company limited by shares | Live |
| TELECO INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| TELECO INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| TELECO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| TELECOI ASIA LIMITED | Private company limited by shares | Dissolved |
| TELECOLA CO., LIMITED | Private company limited by shares | Live |
| TELECOLOR LIMITED | Private company limited by shares | Dissolved |
| BB TELECOM LIMITED | Private company limited by shares | Dissolved |
| MKI TELECOM LIMITED | Private company limited by shares | Dissolved |
| CJ TELECOM LIMITED | Private company limited by shares | Live |
| TRP TELECOM LIMITED | Private company limited by shares | Dissolved |
| MAY TAI TELECOM LIMITED | Private company limited by shares | Dissolved |
| SUN WAH TELECOM LIMITED | Private company limited by shares | Dissolved |
| GO TELECOM LIMITED | Private company limited by shares | Dissolved |
| S T TELECOM LIMITED | Private company limited by shares | Live |
| AC TELECOM COMPANY LIMITED | Private company limited by shares | Dissolved |
| BEL TELECOM LIMITED | Private company limited by shares | Dissolved |
| TELECOM ONE LIMITED | Private company limited by shares | Dissolved |
| TSC TELECOM LIMITED | Private company limited by shares | Dissolved |
| NAM TAI TELECOM COMPANY LIMITED | Private company limited by shares | Live |
| FOD TELECOM LIMITED | Private company limited by shares | Dissolved |
| NSE TELECOM LIMITED | Private company limited by shares | Dissolved |
| AIC TELECOM LIMITED | Private company limited by shares | Dissolved |
| JTI TELECOM LIMITED | Private company limited by shares | Dissolved |
| KAI YUN TELECOM LIMITED | Private company limited by shares | Live |
| UTI TELECOM LIMITED | Private company limited by shares | Dissolved |
| PAN TELECOM LIMITED | Private company limited by shares | Live |
| HAN TELECOM COMPANY LIMITED | Private company limited by shares | Live |
| N2 TELECOM LIMITED | Private company limited by shares | Dissolved |
| TELECOM LIMITED | Private company limited by shares | Live |
| U V S TELECOM LIMITED | Private company limited by shares | Dissolved |
| AE TELECOM LIMITED | Private company limited by shares | Dissolved |
| UC TELECOM LIMITED | Private company limited by shares | Dissolved |
| ATM TELECOM LIMITED | Private company limited by shares | Dissolved |
| 3G TELECOM LIMITED | Private company limited by shares | Dissolved |
| MTT TELECOM LIMITED | Private company limited by shares | Dissolved |
| GMS TELECOM LIMITED | Private company limited by shares | Dissolved |
| AV TELECOM LIMITED | Private company limited by shares | Dissolved |
| MAX TELECOM COMPANY LIMITED | Private company limited by shares | Dissolved |
| TCL TELECOM & COMPANY LIMITED | Private company limited by shares | Dissolved |
| NHK TELECOM LIMITED | Private company limited by shares | Dissolved |
| VA TELECOM LIMITED | Private company limited by shares | Dissolved |
| DMT TELECOM LIMITED | Private company limited by shares | Dissolved |
| S P TELECOM LIMITED | Private company limited by shares | Live |
| U. B. & T. TELECOM LIMITED | Private company limited by shares | Dissolved |
| OCC TELECOM LIMITED | Private company limited by shares | Live Commenced dormancy on 03-Jun-2010 |
| A P TELECOM LIMITED | Private company limited by shares | Dissolved |
| UFI TELECOM LIMITED | Private company limited by shares | Dissolved |
| DDT TELECOM LIMITED | Private company limited by shares | Dissolved |
| U. S. TELECOM LIMITED | Private company limited by shares | Live |
| I S TELECOM LIMITED | Private company limited by shares | Dissolved |
| 238 TELECOM LIMITED | Private company limited by shares | Dissolved |
| TOP ONE TELECOM LIMITED | Private company limited by shares | Dissolved |
| TOP WAY TELECOM LIMITED | Private company limited by shares | Dissolved |
| T & L TELECOM LIMITED | Private company limited by shares | Dissolved |
| 139 TELECOM LIMITED | Private company limited by shares | Live |
| G. T. TELECOM LIMITED | Private company limited by shares | Dissolved |
| HP TELECOM COMPANY LIMITED | Private company limited by shares | Dissolved |
| T & S TELECOM COMPANY LIMITED | Private company limited by shares | Live |
| M-H TELECOM LIMITED | Private company limited by shares | Live |
| RED TELECOM LIMITED | Private company limited by shares | Dissolved |
| SUN TELECOM LIMITED | Private company limited by shares | Dissolved |
| JET TELECOM LIMITED | Private company limited by shares | Dissolved |
| ORA TELECOM LIMITED | Private company limited by shares | Dissolved |
| FOX TELECOM LIMITED | Private company limited by shares | Dissolved |
| KCC TELECOM LIMITED | Private company limited by shares | Live |
| GPC TELECOM LIMITED | Private company limited by shares | Dissolved |
| ZYX TELECOM COMPANY LIMITED | Private company limited by shares | Dissolved |
| WAH WAI TELECOM LIMITED | Private company limited by shares | Dissolved |
| SKY TELECOM LIMITED | Private company limited by shares | Live |
| MAN WAH TELECOM COMPANY LIMITED | Private company limited by shares | Dissolved |
| SN TELECOM COMPANY LIMITED | Private company limited by shares | Dissolved |
| CPS TELECOM LIMITED | Private company limited by shares | Live |
| BG TELECOM LIMITED | Private company limited by shares | Dissolved |
| BEE TELECOM LIMITED | Private company limited by shares | Dissolved |
| AMS TELECOM LIMITED | Private company limited by shares | Dissolved |
| SOL TELECOM LIMITED | Private company limited by shares | Live |
| IB TELECOM LIMITED | Private company limited by shares | Dissolved |
| SKY WIN TELECOM LIMITED | Private company limited by shares | Dissolved |
| EC TELECOM LIMITED | Private company limited by shares | Live |
| AK TELECOM COMPANY LIMITED | Private company limited by shares | Live |
| JJ TELECOM CO. LIMITED | Private company limited by shares | Dissolved |