Telecommunications Companies in the Yahoo! Directory

ACS, Inc.
Offers data and Internet services, business and residential phone service, and telecommunications consulting.
www.acstelebroker.com
ACSI Network Technologies
Provides broadband telecommunications infrastructure solutions to communications carriers and corporate/government agencies.
www.acsint.net
Ahmad Nassir AlBinali & Sons Company
Contracting and trading firm specializing in civil, mechanical, and telecommunication construction.
www.albinali.com
Alcatel
Provider of communications products and services to carriers, service providers, and enterprises.
www.alcatel.com
AllCom
Long distance, prepaid calling cards, international callback, toll fraud prevention, teleconferencing, paging, cellular, fax broadcast, etc.
www.allcom.com
Allied Riser Communications
Facilities-based provider of broadband data, video, and voice communications services to small and medium-sized businesses.
www.alliedriser.com
Alltel
Provides wireless, local telephone, long-distance, Internet, and high-speed data services to residential and business customers.
www.alltel.com
Alpha Business Communications
Offers local telecommunications, long distance, calling cards, teleconferencing, Internet access, and other communications services.
www.abcld.net
Alpha Telecom Ltd
www.alphatelecom.com
AlphaNet Telecom Inc
Global carrier of voice, data and fax traffic using frame-relay technology.
www.AlphaNet.net
AMI Telecommunications
Offering international private lines to commercial retail and carrier customers.
www.amitel.com
Andrews Telecommunications Corporation
Woman owned business, serving long distance customers with domestic, international voice and data communication services.
www.andrewstel.com
Ascom
Based in Switzerland, with offices worldwide. Ascom is an internation telecom solutions provider.
www.ascom.ch
AT&T (NYSE:T)
AT&T provides local, long distance, and other communications services and products, as well as network equipment and computer systems to businesses, consumers, telecommunications service providers, and government agencies.
www.att.com
AT&T Small Business Center
Telecommunications and Internet services for small businesses.
sbc.bus.att.com
ATSI Communications
Develops network solutions and provides telecommunication services in the United States and Latin America.
www.atsi.net
Avaya
Communications systems and software including voice, converged voice and data, customer relationship management, messaging, multi-service networking, and structured cabling products and services.
www.avaya.com
Avaya Brazil
Provider of unified communications technology for business. Avaya specializes in IP telephony and call center solutions.
www.avaya.com.br
Avaya Mexico
Unified communications technology for business, from IP telephony to call center solutions. Avaya business technology products can help solve the communications problems of any sized business.
www.avaya.com.mx