Dieser Inhalt ist eine Zusammensetzung von Artikeln aus der frei verfugbaren Wikipedia-Enzyklopadie. Seiten: 188. Nicht dargestellt. Kapitel: AT&T, Motorola, T-Mobile, Deutsche Telekom, United Internet, T-Systems, Comcast, Freenet AG, Drei, Mobilkom Austria, Iridium, Kabel BW, T-Mobile International, Olivetti, Arcor, HanseNet, A1 Telekom Austria, O.tel.o, Telit, Orascom Telecom, Sunrise, Avaya, UPC Cablecom, Orange, T-Home, Debitel, EchoStar, Versatel, Magyar Telekom, Orange Austria, Telefonica, Hutchison Whampoa, Vodafone, Nortel, Balda, Radio Austria, Tele.ring, EWE Tel, Tigo, TIPTEL, 118000, UPC Austria, Colt Group, Fastweb, Intelsat, Post- und Telegraphenverwaltung, Belgacom, Standard Elektrik Lorenz, France Telecom, Etisalat, Mobilcom, Grupo ACS, TDC A/S, Quante, Foroya Tele, Tenovis, Gigabell AG, Media Broadcast, T-Mobile Austria, Telstra, Stadtwerk Winterthur, Buongiorno, M-net, International Telephone and Telegraph, IWB, Connexion by Boeing, Mobile Technology Networks, The Phone House Telecom, Armenia Telephone Company, Nippon Telegraph and Telephone, UIQ, Mobistar, Mannesmann Mobilfunk, Telekom Srbija, Telecom Italia, Telus, TeliaSonera, Rogers Communications, Elektrobit, Wind Telecomunicazioni, RWE Telliance, Optus, British Telecom, Breko, AsiaSat, TIM Brasil, ETECSA, Telenor, ETel, Telekom Shop, DeTeWe, Verizon Communications, Turk Telekom, Yesss, Liberty Global, EWL Energie Wasser Luzern Holding, Wilhelm.tel, Riedel Funk- und Intercomtechnik, Dolphin Telecom, Interoute, PTK Sh. A., Teleca, China Mobile, DeTeMedien, Dortmunder Stadtwerke, Telegrafverket, ADC Telecommunications, The Wharf, KazakhTelecom, Siemens Enterprise Communications, Ecotel Communication, PanAmSat, Skype Technologies, Centre national d'etudes des telecommunications, Level 3 Communications, Elektra Birseck Munchenstein, KDDI, The Carphone Warehouse Group, Portugal Telecom, Telmex, European Computer-Industry Research Center, Mobiltel, Sprint Nextel, Telecom Argentina, NTT DoCoMo, IP...