Includes specifications and software downloads for available handsets.

Cellphones, accessories, and mobile data.

Large SMS community system offering free text messaging in exchange for participation in advertising.

Peer to peer internet voice service. Requires PC for both callers.

Provides mobile voice and data communication services. Includes rate plans, equipment, and area coverage maps.

The UKs biggest telco. Providing a full range of services to the home and business customer.

Providers of analog and digital two-way voice and data radio products and systems for conventional, shared and private applications worldwide.

Provide an all-digital PCS network throughout the United States. Provides a range of information on products and services. Includes a facility to purchase online .

Local Exchange Carrier (LEC). Offers long distance, data, and Internet services as well.

UK GSM carrier providing WAP and SMS. Has an alliance with Genie to provide digital content to mobile phones.

Provides voice over internet local dial-tone service. No PC required. Uses analog telephone with broadband telephone adapter.

Global provider of voice, data and Internet services.

Local Exchange Carrier (LEC) providing local to global voice, data, and Internet.

Provides wide array of digital and analog wireless communication services, including mobile telephone and two-way radio dispatch, paging and alphanumeric short-messaging services.

French voice, data, and Internet company. In English and French.

Provides long-distance, international and wireless services as well as internet access.

Information on products and services, promotional events, regulatory issues and leading-edge innovations.

Mobile telecommunications network company. Includes a media center, investor relations, career center, and links to subsidiary companies. (NYSE: VOD)

Operates specialized mobile radio wireless communication networks in Canada. (Nasdaq: CLNT). [English/French]

Local Exchange Carrier (LEC) with local to global offerings in voice, data and Internet.

Mobile phone, internet, and wired telephone service provider to Australia, covering 94% of the population.