Mahaganar Telephone Nigam Ltd.
Basic telephone, mobile telephone and Internet service provider and more for Delhi, Mumbai, New Mumbai and Thane.
http://delhi.mtnl.net.in/

Telephone Doctor
Customer service training experts. Offering DVDs, web-based eLearning, workshops, keynote presentations.
http://www.telephonetraining.com/

USA Telephone
Residential and business telephone service for states along the Eastern Seaboard from Maine to Virginia.
http://www.savewithusa.com

Lingo, Inc.
Lingo VoIP Internet Phone Service offers unlimited local and long distance calling
http://lingo.com/

Inter-Tel
Full service provider of PBX and key telephone systems, IP telephony gateways and software, Computer Telephone Integration (CTI) applications.
http://www.inter-tel.com/

Vonage
Vonage is a leading provider of VoIP internet broadband telephone services. Vonage offers VoIP calling plans to home, residential and business customers who wish to have unlimited long distance with cheap international calling rates.
http://www.vonage.com/

Telephone and Online Therapy
Exploring the professional implications, research, ethics and service delivery of psychotherapy via the telephone and Internet.
http://phonetherapy.blogspot.com/

Bizphones
Sells and services business telephone systems and voice mail from a range of manufacturers. The company also buy used, surplus or out of service telephone equipment. Beaumont
http://www.bizphones.com/

TierOne Telecommunications
Business Telecom Consulting, TierOne Telecommunications provides all your telecommunication needs. Phone Systems, Inside Wiring, T1 Pricing, PRI Pricing, Conference Calling, Web Conferencing, Fax Broadcasting, Email Marketing, Local Phone Service, and Long Distance Service.
http://www.tieronetelecom.com/

Commercial Telephone Systems
Commercial Telephone Systems specializes in Business Telephone Systems in the sales - installation and service of telephone systems - voice mail - VOIP systems, and voice - data and fiber optic cabling. Serving Missouri, Illinois CTS offers Maintenance contracts for communications equipment.
http://www.ctsphone.com/