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http://skype.com - http://skype.com
Peer to peer internet voice service. Mac, Windows and Linux versions available. Users may call landlines and cellphones for a fee; users may call each other for free. |
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JAJAH Inc. - http://www.jajah.com/
Web-activated VOIP calls between two landline or mobile phones. Paid service to connect to non-registered users, free between 2 registered users. |
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Asterisk - http://asterisk.org
An open source telephony switching and private branch exchange service. Allows peer-peer calling using a variety of voice over internet protocols. |
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http://www.vonage.com/ - http://www.vonage.com/
Provides voice over internet local dial-tone service. No PC required. Uses analog telephone with broadband telephone adapter. |
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Dialpad Communications, Inc. - http://www.dialpad.com
Offers monthly billing and pre-paid PC-to-Phone VoIP services. Also supports broadband telephone adapter for use without PC. |
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SIPphone Inc. - http://sipphone.com
Peer-peer calling service. Requires SIP adaptor and phone. |
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TMCNet on the web - http://www.tmcnet.com
Instustry trade news publisher featuring VoIP news, VoIP forum (including termination routes), call center news, CRM, telecommunications news, and self-produced VoIP tradeshows. |
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AIM Phoneline - http://www.aimphoneline.com/
Free DID local number for unlimited inbound phone-to-pc calls and voicemail. Paid outbound PC-to-phone VoIP service. |
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http://packet8.net - http://packet8.net
Voice over internet direct dial service without a PC. Owned by 8X8, Inc. |
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AT&T: VoIP Services - http://www.corp.att.com/voip/
Offers home and business service plans. |
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BroadVoice - http://www.broadvoice.com/
VoIP provider offers full feature set with voice mail, caller ID, etc. Requires supplied broadband phone adapter. |
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VoicePulse - http://www.voicepulse.com/
VoIP service offering phone-to-phone with device. Various features and calling plans. |
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OneAccess Networks - http://www.oneaccess-net.com/
Broadband access solutions including IP routers, voice over IP (VoIP) and voice over DSL (VoDSL) solutions, concentrators and networks adapters. |
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Localphone Ltd. - http://www.localphone.com/
VoIP provider offering various consumer and B2B telephony services. |
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Voice over IP Calculator - http://www.voip-calculator.com/
Free VoIP resources, including online bandwidth calculators, white papers, books, a directory and a forum. |
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Callserve - http://www.callserve.com/
PC-to-Phone service for outbound calls only. Software download required. |
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http://www.aptela.com - http://www.aptela.com
Business VoIP provides answering, call routing; manages e-mail messages, fax, and voice-mail. |
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http://www.ipgrade.com - http://www.ipgrade.com
B2B Wholesaler of VoIP-based Phone-to-Phone, PC-to-Phone, DDI, VPN, CRM, prepaid calling cards, and broadband services. |
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Broadvox - http://www.broadvox.net/
Offers VoIP services to small business, enterprise solutions such as call centers and services for carriers. |
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Callcentric - http://www.callcentric.com
Worldwide VoIP provider for business and residential customers. Free accounts and in-network calling. Per minute and unlimited rate plans. Phone numbers in US, Canada, and internationally. |
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Unified Communications Solutions - http://www.andtek.com
ANDTEK develops applications for IP phone-based communications systems and desktop environments. Germany and Singapore-based. |
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Adore Infotech Pvt. Ltd - http://www.adoreinfotech.com
New Dehli, India-based B2B VoIP Solutions provider offering postpaid/prepaid calling card billing, origination/termination billing, Softphone, Softswitch and hardware. |
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VoIPVoIP - http://www.voipvoip.com
Pre-paid VoIP services and calling cards. No monthly fee with in-network restricted incoming calls. Real DID number for monthly fee. |
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VoX Communications - http://www.voxcorp.net/
Residential, business and wholesale provider of VoIP services. |
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Smoothstone - http://www.smoothstone.com
Communications provider for medium-sized enterprises. Provides centrally managed, solutions, including VoIP, over a private, nationwide network. |
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http://www.sun-isp.com/ - http://www.sun-isp.com/
SIP based VoIP phones and service plans with focus on Caribbean and South America. |
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http://www.mobif.com.my - http://www.mobif.com.my
Malaysian based VoIP provider offering adaptor and softphone products available through resellers. |
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PhoneBoost - http://www.phoneboost.com
VoIP and IP-based telephony service with switchboard, call routing, pbx-style features for businesses with single or multiple locations. |
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Sirius Telecom - http://siriustelecom.com
Provider of switch partitioning and hosted softswitch partitioning services. Provides carrier-class switch partitioning and colocation space in Los Angeles and New York City. |
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Hypecall - http://www.hypecall.net
Callback service utilizing SkypeOut account. Send message or vCard via SMS and receive callback connecting both parties using Skype network and pricing. No software needed, any phone with sms capabilities. |
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Pulse TeleSystems - http://www.pulseindia.net
Offers VoIP services: phone-to-phone, device-to-phone and PC-to-phone in India, Canada, France, Germany, Malaysia, Nepal, Srilanka and UK. |
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SageVone - http://www.sagevone.com
Business, residential VoIP calling plans include feature bundles and PBX functionality such as call transfer, automated attendant, call center queuing, conferencing, etc. |
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Vinculum Communications - http://www.vincomm.net
VoIP wholesale international termination services provider. |
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EW Communications - http://www.ewcoms.com
UK-based B2B and B2C VoIP telecom provider. |
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People Line Communications - http://www.peopleline.net/pstelco/index.htm
Vancouver, Canada based VoIP provider. Includes rate plans, description of technology, and FAQ. |