| Leafy Communications Limited | Private company limited by shares | Live |
| China Communications International Leasing Limited | Private company limited by shares | Dissolved |
| M. LEE'S COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| LEGEND COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| LETTERBOX COMMUNICATIONS INCORPORATION LIMITED | Private company limited by shares | Dissolved |
| LIBERTY COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| NO LIMITS COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| BUZZ LINE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| LINEARITY COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| LINFORD COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| LINK M COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| LINK BIZ COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| INT LINK COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| DIGITAL LINK COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| DIRECT LINK COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Creative Link Communications (H.K.) Limited | Private company limited by shares | Live |
| LINK M COMMUNICATIONS AND MARKETING LIMITED | Private company limited by shares | Live |
| MISSING LINK COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| HK BIT LINK NETWORK COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| PACIFIC LINK COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| LINK PACIFIC COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| SMART LINK COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| LINKAGE COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| LINKLESS COMMUNICATIONS LIMITED | | Live |
| LIPHY COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| LITIN COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| LIVE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| LOADSTAR COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| Locus Communications Limited | Private company limited by shares | Live |
| LOKOMOTIVE COMMUNICATIONS (ASIA) LIMITED | Private company limited by shares | Live |
| Lollipops Communications Limited | Private company limited by shares | Live |
| LOYAL COMMUNICATIONS (HONG KONG) LIMITED | Private company limited by shares | Live |
| LUCKY COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| Luna Communications Limited | Private company limited by shares | Live |
| LUTE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Luxury Communications Limited | Private company limited by shares | Dissolved |
| MACCO GRAPHIC COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MACTECH COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Mada Communications Limited | Private company limited by shares | Live |
| MADISON COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| Madison Communications (HK) Limited | Private company limited by shares | Live |
| MAGPIES COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MAHALO COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MAJORLINK COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| BDG COMMUNICATIONS MANAGEMENT LIMITED | Private company limited by shares | Live |
| C4 COMMUNICATIONS & MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| PIP COMMUNICATIONS MANAGEMENT LIMITED | Private company limited by shares | Live |
| CHINA COMMUNICATIONS ASSETS MANAGEMENT CO., LIMITED | Private company limited by shares | Dissolved |
| PUBLICOM COMMUNICATIONS MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| STRATEGIC COMMUNICATIONS MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| MANF COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MANGO COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MANNA COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MARINETEL COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MARKAD COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| TM COMMUNICATIONS & MARKETING LIMITED | Private company limited by shares | Dissolved |
| RISA MARTYN COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MASS COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MASSLANE COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MASTER COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MASTERLINE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MATCH BOX COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Matrix Communications Limited | Private company limited by shares | Live |
| Matsunichi Communications Limited | Private company limited by shares | Live |
| MAXGOOD COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MAXI COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MAXIFAST COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MAXSHINE COMMUNICATIONS CO., LIMITED | | Live |
| MAXTEL COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MAXUS COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| Mayan Communications Limited | Private company limited by shares | Live |
| MCGRADY SELMA COMMUNICATIONS CO., LIMITED | Private company limited by shares | Live |
| McLaren Communications Intelligence Technology Co. Limited | Private company limited by shares | Live |
| MEDIACOM COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MEDIAD COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MEDIAEAST COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MEDIASCENE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MEDICAL COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| COMPLETE MEDICAL COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Elite Medical Communications Limited | Private company limited by shares | Live |
| Firstline Medical Communications Limited | Private company limited by shares | Live |
| MediPaper Medical Communications Limited | Private company limited by shares | Live |
| MEDITEC COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Meeso Communications Co., Limited | Private company limited by shares | Live |
| MEGA COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MEGA TEAM COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MEGA-LINK COMMUNICATIONS HK LIMITED | Private company limited by shares | Dissolved |
| MEGAPHONE COMMUNICATIONS (ASIA PACIFIC) LIMITED | Private company limited by shares | Dissolved |
| HUA MENG COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MERCANTILE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MERIDIAN COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| METAWAVE COMMUNICATIONS (ASIA) LIMITED | Private company limited by shares | Dissolved |
| METRO COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| METRO COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| METROPOLIS COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| METROPOLITAN COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| METTA COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MGROUP COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MICE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MICROLINK COMMUNICATIONS HK LIMITED | Private company limited by shares | Live |