Bayantel: The telco of the Lopez group.
Digital Telecom Systems, Inc.: Undertakes the study, evaluation and preparation of engineering/technical plans, bill of materials for diverse systems such as HF/SSB voice and data Network, VHF-UHF FM/AM two-way radio system from simple system to complex digital trunked radio systems and others.
Eastern Telecom: A provider of a wide range of telecommunications services from the regular landline to data and internet including the latest in broadband technology. Site includes information of their various products and services, news, career opportunities and contact information.
EasyCall Communications Philippines: State-of-the-art provider of communications technology.
Globe Telecom: The telco of the Ayala group.
Philippine Long Distance Telephone Company: The country's main telco company.
Phone cards: Where to find USA- and UK- to Philippines phone cards.
Spectrum Electronic Applications Corporation: Provides end-to-end business communications solutions that connect you with your customers and to the global information network.
Tower Telecoms: An online information on communication products, mobile phones in particular, available to consumers.
xmsWorld: Offers marketing services on mobiles phones utilizing SMS, InfoText, picture messages, logos, ringtones and MMS.