PC2call - PC-phone internet voice service provider based in the United Kingdom.
Mywebcalls - PC-Phone or device-to-phone United Kingdom based service.
Vonage - Provides voice over internet local dial-tone service. No PC required. Uses analog telephone with broadband telephone adapter.
Skype - 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.
Packet8 - Voice over internet direct dial service without a PC. Owned by 8X8, Inc.
SIPphone Inc. - Peer-peer calling service. Requires SIP adaptor and phone.
Asterisk - An open source telephony switching and private branch exchange service. Allows peer-peer calling using a variety of voice over internet protocols.
Callserve - PC-to-Phone service for outbound calls only. Software download required.
Dialpad Communications, Inc. - Offers monthly billing and pre-paid PC-to-Phone VoIP services. Also supports broadband telephone adapter for use without PC.
MeaPhone - PC to phone service based in Thailand. Software download required.
Dow Networks - Provides Voice over IP and telecom service to international clients.
Calleveryone.com - A full featured VoIP/broadband phone to phone service primarily for calls within the US.
RhinoBell - PC to phone, phone to phone using device, voice over internet calls.
Talafone - Canadian based provider of PC-to-phone and IP phone services and hardware.
iConnectHere - Offers VoIP-based PC-to-Phone, Broadband Phone and Calling Card services.
Efonica - Prepaid system for PC-to-phone and web initiated phone-to-phone using VoIP.
VoicePulse - VoIP service offering phone-to-phone with device. Various features and calling plans.
Vinculum Communications - VoIP wholesale international termination services provider.
VoIPOnline - Voice-over-IP news, supplier directory and chatrooms for discussing related industry topics.
One Unified Net - A communications infrastructure provider includes IP systems, services, softswitches, and phones.
Voice over IP Calculator - Free VoIP resources, including online bandwidth calculators, white papers, books, a directory and a forum.
Super Technologies, Inc - Offers flat-rate unlimited calling within USA & Canada. Uses analog telephone handsets via broadband telephone adapter.
BroadVoice - VoIP provider offers full feature set with voice mail, caller ID, etc. Requires supplied broadband phone adapter.
IPCB.net - Softswitch services such as routing, billing as well as VoIP call termination.
Voiceglo - VoIP service offering free and paid plans. Some plans require phone adapter or USB phone with an Internet-connected computer.
VocalNet - VoIP provider offering residential and business plans.
Asylum Telecom - VoIP provider for business and residential customers. No service charges.
CallDaddy - Pre-paid VOIP services. H.323 IP phone, gateway, gatekeeper, NetMeeting or any other H.323 compliant terminal necessary.
On Instant - PC-to-PC only isntant messaging service with VoIP features including live voice, voicemail and CRM tools.
WhistlerTel Inc. - US provider of broadband internet phone service and voice over IP (VoIP) solutions.
PingTone - Business VoIP provider geared toward companies deploying Cisco Systems IP Phones.
Snaptel Communications - Offers pre-paid PC to Phone VoIP services worldwide.
SCS Telecom GmbH - German-based B2B VOIP provider offers services to local call-shop owners and calling card telcos.
Calltower, Inc. - US-based B2B VoIP provider offers enterprise class hosted VOIP PBX Systems.
WERCS Communications - US-based B2B VoIP telephony provider offering converged ip voice and data network services to customers in Wyoming and Rocky Mountain region.
World On IP - Italy-based B2B VoIP provider offering hardware to set-up wireless VoIP networks.
My VoIP Store - Australian-based (Brisbane) VoIP consultant and B2C e-commerce site for VoIP hardware.
Texas Instruments VoIP Solutions - B2B manufacturer of VoIP equipment including IP Phones, VoIP Gateways, High Density Gateways, voice-enabled Cable & DSL Modems.
Voxilla - News, forums, reviews and guides for IP telephony devices and services.
Click4netphone - Pre-paid Internet Telephony Services via VOIP.
OneAccess Networks - Broadband access solutions including IP routers, voice over IP (VoIP) and voice over DSL (VoDSL) solutions, concentrators and networks adapters.
Evolve Communications - Vancouver, Canada based provider. Includes rate plans, description of technology, and FAQ.
VOIPfeed - VOIP telecom news feed.
Callconomy Solutions - Provides international VoIP call shop services. Includes FAQ.
SunISP - SIP based VoIP phones and service plans with focus on Caribbean and South America.
AT&T CallVantage Service - Broadband phone service from AT&T. Consumer VOIP plans includes unlimited calling within USA and Canada.
IPgrade - B2B Wholesaler of VoIP-based Phone-to-Phone, PC-to-Phone, DDI, VPN, CRM, prepaid calling cards, and broadband services.
Skynet Telesystems - Broadband VoIP and dialaround system offers calls to select foreign countries as part of plan.
Voipia Networks, Inc. - Business & Residential VoIP programs; software solutions for Call Centers.
Lingo, Inc. - Provides voice over internet dial-tone service. No PC required. Uses analog telephone with broadband telephone adapter.
Vanguard Networks Pte Ltd - Singapore provider of VoIP services including video conferencing, international connectivity, bandwidth management and electronic whiteboard.
CTL Inc. - CT-based, manufacturer of VOIP-based voice-messaging systems utilizing Session Initiation Protocol (SIP) and Host Media Processing (HMP).
Syberdyne Systems - Edmonton, Alberta Canada-based corporate VoIP solution provider.
Pulse TeleSystems - Offers VoIP services: phone-to-phone, device-to-phone and PC-to-phone in India, Canada, France, Germany, Malaysia, Nepal, Srilanka and UK.
Adore Infotech Pvt. Ltd - New Dehli, India-based B2B VoIP Solutions provider offering postpaid/prepaid calling card billing, origination/termination billing, Softphone, Softswitch and hardware.
TMCNet on the web - Instustry trade news publisher featuring VoIP news, VoIP forum (including termination routes), call center news, CRM, telecommunications news, and self-produced VoIP tradeshows.
Cliconnect Internet Telephony - Offers a variety of domestic and international VoIP plans including unlimited calls to individual countries for fixed fee.
Mobif - Malaysian based VoIP provider offering adaptor and softphone products available through resellers.
VoX Communications - Residential, business and wholesale provider of VoIP services.
MyVoipProvider - International VoIP call rate price comparison. Includes news, user reviews and consumer information.
Adwell Communications - Residential and business VoIP services using phone, PBX, or computer to make and receive calls. Offers US phone numbers to international customers.
Telovations - Business VoIP provider serving Tampa Bay, FL area.
AIM Phoneline - Free DID local number for unlimited inbound phone-to-pc calls and voicemail. Paid outbound PC-to-phone VoIP service.
JAJAH Inc. - Web-activated VOIP calls between two landline or mobile phones. Paid service to connect to non-registered users, free between 2 registered users.
Parlino - PC-based VOIP software application offers free in-network calling and prepaid pc-to-landline/mobile calling.
VoiceMail Tel - Canadian VOIP service provider. B2C & B2B plans available.
XSHAZAD - Provides voice, data, IP and converged services to client locations in many cities throughout Michigan.
Actica Communications Corp - Actica offers telecommunications services worldwide through agents and resellers including VoIP, calling cards, Ani 800.
SageVone - Business, residential VoIP calling plans include feature bundles and PBX functionality such as call transfer, automated attendant, call center queuing, conferencing, etc.
Smoothstone IP Communications - Nationwide IP communications provider for medium-sized enterprises. Its platform provides centrally managed, solutions, including VoIP, over a private, nationwide network.
Callcentric - 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.
Aptela - Business VoIP - Aptela Business VoIP features answering, call routing regardless of physical location; manages e-mail messages, fax, voice-mail, etc.
Hihicall - Pre-paid PC-to-phone VoIP service worldwide; download software required
HarmonicaPhones.com - VoIP & IP-based telephony service with switchboard, call routing, pbx-style features for small businesses with multiple locations. Also provides all-in-one solutions which includes office broadband service, hardware, phonesets.
PhoneBoost - VoIP & IP-based telephony service with switchboard, call routing, pbx-style features for businesses with single or multiple locations.
Junction Networks - VoIP for Business. SIP hosting, PBX/PSTN gateway for IP PBX applications & hosted PBX services including click-to-call.
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