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On May 1, 1945 the National Radio Broadcasting Service and the National Telephone Service were merged into the National Telegraph and Telephone Service, better known as the LTT. The highlights of the past 58 years are the conversion of the National Telegraph and Telephone Service in the National Telegraph and Telephone Company in 1973, and the conversion of the LTT (state-owned company) into Telesur. In this conversion the state-owned company was given legal personality, Sui Generis.

Founded in 1991, TierOne has become Chicagoland's most innovative and affordable Business Telecom Consulting, Business Telecom Service and Business Telecom Project Management Company.

Joint Stock Company “Uzbektelecom”, the biggest telecommunication operator, covers the whole territory of the Republic of Uzbekistan with its network. Using its telecommunication network based on modern technologies the company offers to operators and providers of fixed-line and mobile services, data transmission such services as lease of channels, all kinds of voice and data services, access to the Internet, videoconferencing, mobile services in CDMA standard, channels for television and radio services. The company is the biggest provider of telecommunication services for the state structures and departments.

Xtec Communications Ltd. (Xtec) has become a pioneering company at a time when it is possible to offer high quality and even more competitively priced telephone calling services than ever before. The company has established a reputation for reliability, quality of service and value.

DORETEL Communications, Inc was established as a “Next Generation” wholesale long distance provider using Voice over Internet Protocol (VOIP) technology. The company has been in existence since January 1999 and was incorporated on March 1, 2000 in the state of Florida. Through the company’s contacts in the area and through joint venture opportunities, the company positioned itself becoming a regional provider of telecommunication services to the area.

Our mission at phonecardmania.com is to provide you the user, the largest selection of Domestic and International long distance & Wireless phone cards in one easy to use shop. Our Company has a combined 10 years of experience in providing prepaid phone cards to the public and this site is made and operated with one thing in mind... the Customer!

Telkom strives to accomplish its vision to become the leading InfoCom company in Southeast Asia region, Asia, and even Asia Pacific. PT Telekomunikasi Indonesia Tbk. (TELKOM) is the largest information and communication company in Indonesia.

At Verizon, corporate responsibility means building our values into the work we do every day. Having millions of customers gives our work an inherently ethical dimension and makes trust the glue that binds us to our customers, partners, and stakeholders.

Telecom Business es un socio que conoce la problemática de los negocios de su cliente, y es por eso que focaliza su esfuerzo en el asesoramiento para la gestión de negocios, desde las telecomunicaciones.

3 are at a significant moment in the history of communications and media. They have created a different type of business by defining a new category which fuses together information, communication, media and entertainment in to a single mobile device.