PCCW
- An integrated communications company.
- http://www.pccw.com/eng/

One2Free
- Provides mobile services. A brand operated by Hong Kong CSL.
- http://one2free.hkcsl.com/

PCCW Mobile
- Provides showcase of services and pricing, list of 3G contents and current promotions.
- http://www.pccwmobile.com/

ec Telecom Limited
- Provides IDD service.
- http://www.ectelecom.com/eng/

8 Telecom Group Limited
- Provides telephone systems, video and audio-conferencing systems, conference room presentation units, computer room solutions, networking solutions and other communication related products.
- http://www.8telecom.com.hk/

Hutchison Global Communications
- A local fixed telecommunications network operator.
- http://www.hgc.com.hk/

Hong Kong CSL Limited
- Provides pre-paid mobile services and international roaming services, and mobile technology including WAP, HSCSD and GPRS.
- http://www.hkcsl.com/

Wharf T&T
- A fixed telecommunications network operator.
- http://www.wharftt.com/

3 Hong Kong
- Information on the company and its mobile services.
- http://www.three.com.hk/website/pagelet/homepage/index.jsp?lang=eng

New World Telecom
- Provides fixed network, IDD and mobile services.
- http://www.newworldtel.com/

Sunday
- Mobile and telecommunications services operator.
- http://www.sunday.com/

SmarTone-Vodafone
- Includes information on tariffs, handsets, offers and online customer services.
- http://www.smartone-vodafone.com.hk/

Peoples
- Provides information on the company and its services, plus contact details.
- http://www.peoples.com.hk/p_homepage_iso.jsp

Champion Technology
- Includes financial reports, company profile and links to subsidiaries.
- http://www.championtechnology.com/

China Construction Telecom
- Information on the company and its aims.
- http://www.cct.com.hk/

ABC Communications (Holdings) Ltd
- Providing paging services and selling pagers and mobile phones.
- http://www.hkabc.com/

City Telecom (HK) Limited
- Information on the company, its products and its services.
- http://www.ctihk.com/

AsiaSat
- Information about the system and the services offered.
- http://www.asiasat.com.hk/