HEATKEYS

1-800-TRY-VOIP; Voip.com offers Residential and Business consumers the most comprehensive phone service calling solutions on the market. E911, Block List, Voicemail, SoftPhone, 45 Plus Advanced Voip Calling Features, and Low international rates.

Vonage offers international, local, home and business calling with no annual contracts. VoIP phone service plans start at $9.99/mo. Get more with Vonage.

8x8, Inc. (Packet8) offers VoIP business phone service to small and medium sized business.

VoipDiscount, free download. VoipDiscount 3.00.408: PC-to-PC and some landline calls free.

Free phone calls with VoipRaider. Call your online friends for free as well as a special selection of popular international destinations.

Twilio lets you use standard web languages to build voice, VoIP and SMS applications via a web API. Build the next generation of communications with us.

Innovating how enterprises do business by building and deploying cloud and IT, advanced communications, networking, security, and mobility solutions.

AT&T is a leader in telecommunication services, including cell phones, wireless, U-verse, digital TV, high speed internet, DSL, home phone, and bundled services.

Ultra low cost digital voice service. The DUO offers local and long distance calling within the United States and Canada.

WebEx: The leader for online meetings, web conferencing, remote support, video conferencing, desktop sharing, and online training. Try it free!