This is a list of VOIP Service Providers who offer full service products primarily aimed at the small to medium sized business telephone market. Such companies typically support multi-line telephone systems, small PBX gateways and hosted VoIP (as an alternative to Centrex service). See also:

• VOIP Service Providers Residential Single line residential/business plans go here.
• VOIP Service Providers B2B Bulk origination/termination goes here.
• RIP VOIP VOIP provider cemetery

Service providers operating in more then one country are listed under each country. "Operating in a country" means a provider that has billing and support staff located in the country, and offers service subject to the regulations and consumer protection laws of that country.



Please include relevant information like SIP or IAX handoff, how outgoing CLID is set, whether a given account may originate multiple calls at once, etc.

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Users: Please feel free to REMOVE any listing that does not meet the stated goals of this page.

Providers in other countries/continents can be found here:

• VOIP Service Providers Business Africa
• VOIP Service Providers Business Asia
• VOIP Service Providers Business Australia
• VOIP Service Providers Business New Zealand
• VOIP Service Providers Business Europe
• VOIP Service Providers Business Middle East
• VOIP Service Providers Business North America

Argentina

• NetPhone Telefonía IP: Servicio residencial y para empresas. Numeracion virtual para recibir llamadas de mas de 50 paises, llamadas salientes, IP PBX, voicemail, servicios inteligentes, mayorista, call centers, wholesale.
• ConfCentral offers flat fee conferencing with local access number in Argentina
• DIGIVOICE - Telefonia IP (VoIP). Operador Mayorista en Argentina. Servicios telefonicos licenciados por la Comision Nacional de Comunicaciones (CNC). Telefonia Privada y Publica. Numeracion Local. Canal de comercializacion de alcance nacional constituido por Agentes Oficiales Zonales.
• FONOEMPRESA Telefonia IP - VoIP - Virtual PBX. Proveedor de Servicios de Telefonia IP. PBX Virtuales. Numeracion entrante en Argentina y las principales ciudades del mundo. Servicios de IVRs cutomizables. Call Centers
• FreePhoNet Wholesale VoIP services for call shop and call centers, now with secure transaction website. Servicios VoIP al por mayor para Locutorios y Call Centers.
• Hablemos Wholesale Provides cheap SIP termination services. No monthly fees, prepayment only, paypal accepted, instant signup with bonus.
• Hablemos Lineas entrantes, llamados salientes, IP PBX virtual, voicemail, servicios de 3er generacion, etc.
• iPonline Phones telefonia IP Proveedor mayorista de minutos, servidores dedicados para VoIP, instalacion y configuracion de IP PBX, numeros entrantes por grandes cantidades, desarrollos a medida.
• IPsmarx Technology, Inc. A-Z Wholesale Rates, Direct Routes, Test Account
• Soluciones Root Un buen nombre no necesita eslogan. Servidores dedicados en todo el Mercosur (Argentina, Brasil, Paraguay y Uruguay). Dedicated asterisk's servers (indoor) in all Mercosur zone (Argentina, Brasil, Paraguay y Uruguay) and remote administration outsite Mercosur.
• http://www.voipcallsecure.com VoIPCall Secure provides subscribers secure-encrypted phone service to businesses and high net worth individuals who want to keep their private phone calls private. Service available across the globe. Includes unlimited subscriber to subscriber calling and pay for service international calling.
• VoIPServiceArgentina.com. Directory.
• Mydivert.com Argentina DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding
• PHONET Systems - Telefonia fija digital (VoIP). Teléfonía IP en toda Argentina. Numeración entrante de Buenos Aires (DID 011). Portabilidad de la línea. Llamadas gratuitas entre clientes y tarifas preferenciales a todos los demás destinos. Sin contratos.

Brazil

• Telefree Brazil is a TDM and VoIP Provider; offering direct routes in to most major Brazilian cities. Contact sales@telefree.com.br.
• BlasterVoIP oferece Servicos de Telefonia IP com alta qualidade e recursos acessiveis para Usuarios, Revendedores e Operadoras de Servico VoIP (Carriers), no Brasil e mundo todo. Possuimos um excelente servico de atendimento ao cliente e suporte tecnico e estamos prontos para superar as suas expectativas.
• CallnFax.com Local telephone numbers from over 50 countries delivered to Mobile and Landline phones. No per minute charges, all flat rate service for around $15 per month.
• NEOVOICE TELECOMUNICACOES Ltda Chamadas de baixo custo com qualidade. Planos para chamadas locais e planos para chamadas DDD (nacionais).Pacotes de minutos variando de mil ate 25 mil minutos, alem de plano sem compromisso mensal. Planos para empresas, usuarios de Asterisk e Cyber Cafes.
• Ditel WDN Brasil Economize fazendo ligacoes pela Internet. VoIP Service Provider, A-Z Termination, VoIP Solutions Provider.
• Terravon Communications, Brasil SIP/IAX/H.323, Servios de VoIP Local e de Longa Distncia, numeros de telefone locais (DIDs), numeros Toll Free (0800) Brasil, EUA, Canada, e 73 outros pa­ses, servios de colo
• Cliconnect Internet Telephony, Brasil Cliconnect provides a simple, reliable and friendly communications tool .Cliconnect offers free global telephony, to make unlimited, superior quality voice calls via its next-generation peer-to-peer software.
• IPsmarx Technology, Inc. A-Z Wholesale Rates, Direct Routes, Test Account
• LIBRA TELECOMUNICA veis para todo o Brasil e para o mundo. Entre em contato conosco (37)3212-9349 ou pelo email libratelecom@yahoo.com.br
• http://voip.melig.com.br Brazilian Voip service from one of the largest Internet Portals and Internet Provider in Brazil , free voip calls between users , free of signature charges .
• BlasterPhone offers features-reach, high-quality Internet Telephony services and solutions to individual users, small companies, large enterprises and carriers worldwide. We provide with unmatched Customer Care and Technical Support and are ready to meet and exceed your expectations.
• VoIPServiceBrazil.com. Directory.
• Mydivert.com Brazilian DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding
• Virgos IP Solutions Criação de Provedor e Revenda VoIP e desenvolvimento de aplicações VoIP customizadas.

Chile

• iPonline Phones telefonia IP Proveedor mayorista de minutos, servidores dedicados para VoIP, instalacion y configuracion de IP PBX, numeros entrantes por grandes cantidades, desarrollos a medida.
• IPsmarx Technology, Inc. A-Z Wholesale Rates, Direct Routes, Test Account
• VoIPServiceChile.com. Directory.
• Mydivert.com Chile DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding
• Tecnoera ITSP, Network solutions provider, Call Center, Customer applications.

Colombia

• ETHER VOICE S.A ESP Ganadores infoDEV TOP-20. Somos un operador IP legalmente establecido en Colombia desde el año 2008. Prestamos servicios de interconexion y venta de minutos VoIP a todos los operadores Colombianos. Solo rutas blancas directas calidad PTT Premium. InfoDev TOP-20 winners, We are a legally established phone operator and convergent systems integrator based at Bogota Colombia since the year 2008. We provide quality termination to all Colombian operators. Only white PTT quality routes. Click2Call Service, SIP Trunk Service.
• http://www.ipcolombia.com Servicios y soluciones en todo tipo de comunicaciones IP, Integracion de sistemas voz y datos, Automatizacion de servicios de atencion al cliente.
• IPsmarx Technology, Inc. A-Z Wholesale Rates, Direct Routes, Test Account
• http://www.vipsiontech.com Soluciones integrales de Telefonia Privada IP, VoIP, Soluciones y desarrollos a la medida sobre Asterisk. Proveedores de equipos VoIP, sip, H323.
• binnacleita proveedores de equipos VoIP sip, H323 con oficina en Bogota Colombia.
• FordVoice(tm) Servicios de Telefonia VoIP, Plataforma a traves de Tier-1 para tarjetas de llamadas de larga distancia. Proveemos terminacion y origen en US, CAN, Reino Unido, Argentina, Brazil, Spain, Venezuela, Mexico, y Ecuador pronto estaremos con origen en Colombia.
• Hablalatino - Proveedores de DIDs (lineas virtuales, numeros de telefonos, IP Phone, PBX virtual) en Bogota, Cali, Medellin, Barranquilla,Bucaramanga. (in English) DIDs, Telephone numbers, and more in Bogota, Cali, Medellin, Barranquilla,Bucaramanga.
• iPonline Phones telefonia IP Proveedor mayorista de minutos, servidores dedicados para VoIP, instalacion y configuracion de IP PBX, numeros entrantes por grandes cantidades, desarrollos a medida.
• MundiCalls - Proveedor de servicio VoIP. Telefonos IP, ATAS, Telefonos USB, Terminacion mundial de llamadas de larga distancia. Numeros Virtuales, DIDs, Conferencia telefonica, Buzon de llamadas, Transferencia de llamadas.
• http://www.voipcallsecure.com VoIPCall Secure provides subscribers secure-encrypted phone service to businesses and high net worth individuals who want to keep their private phone calls private. Service available across the globe. Includes unlimited subscriber to subscriber calling and pay for service international calling.
• VoIPServiceColombia.com. Directory.
• Internet Phone
• Soluciones Integrales Linux - Acevedo Soluciones Tecnologicas Virtual IP PBX - PBX Virtual - VoIP Service Provider based on Asterisk Trixbox - Proveedor de Telefonia IP basado en Asterisk Trixbox
• Mydivert.com Colombia DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding

Costa Rica

• Crexpedio.com Complete turn key voip solution for call-centers in Costa Rica. Only company with multiple ISP's with call redundancy. COSTA RICA VOIP PROVIDER offering International Voice Origination and Termination from Canada and Continental USA. Voip Trunks Offered from 1 to 1000 Channels With Local DID's and International Toll Free. Costa Rica Call Center Solutions. Added technical services include programming of PBX's, Routers, Firewall's,etc. Asterisk/Avaya/NEC/CISCO/Samsung/or any other IP or T1/E1 PBX.Contact Us: (506) 8834-0757 / US Number: (1) 800 984-6994 Email: sales@crexpedio.com
  

• http://www.intersoftla.com INTERSOFT DE LATINOAMERICA | Digium Authorized Partner & Reseller. IP telephony solutions, 5+ experience buliding VoIP solutions, IP PBX in Costa Rica. Call Centers, Enterprise IP Systems, CRM Integrated to PBX. Fax to email. Voip Systems - Centrales IP Asterisk, Soluciones VoIP, todo tipo de productos VoIP de la más alta tecnología y calidad. Contact Us: (506) 2253-4660 / US Number: (1) 305 509.5087 Email: info@intersoftla.com
  
• Othos.co.cr Othos is a telecommunications service provider which offers VOIP technology-based solutions. Based in São Paulo and having two international offices – one in Costa Rica and another in South Africa, Othos keeps a serious position in the market, offering the best in products and services. Othos iPaBX. O2C Simple.
• iPonline Phones telefonia IP Proveedor mayorista de minutos, servidores dedicados para VoIP, instalacion y configuracion de IP PBX, numeros entrantes por grandes cantidades, desarrollos a medida.
• PBX Virtual de Costa Rica Provider of Asterisk PBX systems and IP telephones. Based in San JosA©.
• Dow Networks Costa Rica - Complete VoIP Solution Provider, Toll free, 1-800, ITFS from 80 countries, UIFN from 30 countries, DID, IP PBX and IP Call Center.
• IPsmarx Technology, Inc. A-Z Wholesale Rates, Direct Routes, Test Account
• Costa Rica Telecom - Virtual PBX and Centrex systems, DIDs, Private Telecom networks and Call Center outsourcing.
• Voip Systems - Somos una empresa dedicada a dar soluciones de Voz Ip a un costo competitivo: Soluciones en Telefonía IP para empresas pequeñas, medianas y grandes, incluyendo Call Centers, Aplicaciones a la medida. nuestras centrales estan basadas en la PBX Asterisk contamos con centrales desde 2-30 usuarios hasta 1000 usuarios, con capacidad de redundancia, backups. Somos distribuidores de marcas como Sangoma, Polycom, Cisco, Snom, YEALINK, Audiocodes, para mas información contáctenos: (506) 2430-0832 / (506) 8872-7703 / Toll Free Number: (1) 866.978.6634 Email: info@voipsystemscr.com
  

El Salvador

• iPonline Phones telefonia IP Proveedor mayorista de minutos, servidores dedicados para VoIP, instalacion y configuracion de IP PBX, numeros entrantes por grandes cantidades, desarrollos a medida.
• IPsmarx Technology, Inc. A-Z Wholesale Rates, Direct Routes, Test Account
• Vozcafe International, El Salvador - Wholesale rates, International VOIP origination and termination, specializing in internet cafes and corporate enterprise. 01
• http://www.voipcallsecure.com VoIPCall Secure provides subscribers secure-encrypted phone service to businesses and high net worth individuals who want to keep their private phone calls private. Service available across the globe. Includes unlimited subscriber to subscriber calling and pay for service international calling.
• Mydivert.com El Salvador DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding

Mexico

• MiPBX2Go de Mexico local DIDs, SIP trunks, hosting voip.
• Red ProactivaOffers Asterisk Based VoIP Hardware & Software, VoIP Services | Cellular telephony | Linux Server Infrastructure | Mexico Support
• CallnFax.com Local telephone numbers from over 50 countries delivered to Mobile and Landline phones. No per minute charges, all flat rate service for around $15 per month.
• iPonline Phones telefonia IP Proveedor mayorista de minutos, servidores dedicados para VoIP, instalacion y configuracion de IP PBX, numeros entrantes por grandes cantidades, desarrollos a medida.
• Syner IP International long distance SIP and IAX termination, DIDs from Mexico with unlimited inbound calls starting at $5 a month. Prepaid and rent plans available. Asterisk consulting, training, custom application development and billing systems.
• IPsmarx Technology, Inc. A-Z Wholesale Rates, Direct Routes, Test Account
• Athena Soft : VoIP Services
• binnacleita proveedores de equipos VoIP sip, H323 con oficina en MA?i??A?A?A?A?A?A?A?A?A?A?i??A?A?A?A?i??A?A©xico D.F
• Suavemente, S.A. de C.V. VoIP SIP Services for home and business and providers. Specializing in Servicing Call Centers and Asterisk end users or Asterisk ITSP's.
• SuperNetTel VoIP Serving the World, Sirvir el Mundo, offering flat rate calling plans, DIDs, Tarifas Fijas
• ZingoTel Global Broadband Phone Service provider. Serving US, Canada, Latin America, and beyond.
• http://www.voipcallsecure.com VoIPCall Secure provides subscribers secure-encrypted phone service to businesses and high net worth individuals who want to keep their private phone calls private. Service available across the globe. Includes unlimited subscriber to subscriber calling and pay for service international calling.
• VoIPServiceMexico.com. Directory.
• Trixbox de Mexico local DIDs, Emphasis on Latin America, SIP trunks.
• Mydivert.com Mexican DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding

Panama

• Cyber Cast Intl Centrales Telefonicas Asterisk. Canal Autorizado Polycom. Soluciones en Centrales Telefonicas IP, Call Center, Servicio de Centrex
• VRACOM, S.A. Telefonia IP Basada en Asterisk. Venta de Telefonos IP (Aastra, Polycom, Cisco, Snom, Grandstream). Centrales Telefonicas IP Personalizadas a su necesidad, Marcador Predictivo e Integracion con Sistemas CRM.
• iPonline Phones telefonia IP Proveedor mayorista de minutos, servidores dedicados para VoIP, instalacion y configuracion de IP PBX, numeros entrantes por grandes cantidades, desarrollos a medida.
• IPsmarx Technology, Inc. A-Z Wholesale Rates, Direct Routes, Test Account
• VoIPServicePanama.com. Directory.
• Trixbox de Mexico Todo sobre telefonia IP en el territorio Mexicano.
• Mydivert.com Panama DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding

Peru

• IPBusinessSoluciones de voz sobre ip, punto a punto, centrales asterisk, Locutorios. Las mejores tarifas para llamar a Peru
• Iaxin: VoIP Services, Wholesale Sip/Iax Termination
• iPonline Phones telefonia IP Proveedor mayorista de minutos, servidores dedicados para VoIP, instalacion y configuracion de IP PBX, numeros entrantes por grandes cantidades, desarrollos a medida.
• IPsmarx Technology, Inc. A-Z Wholesale Rates, Direct Routes, Test Account
• Soluciones VoIPSoluciones de Telefonia IP, Servicios a Per?erica Latina(Soluciones OpenSource).
• 
  TeleIP Desarrollamos soluciones de centrales telefonicas IP (IP-PBX TeleIP) basadas en el software Asterisk, soluciones para call centers y general estamos en capacidad de desarrollar soluciones a medida para sus necesidades y las de su empresa. Ademas comercializamos una gama muy completa de equipos de telefonia IP a traves de nuestro Catalogo Virtual, lo que nos permite ofrecer a nuestros clientes una solucion integral.
• Infobox SACDesarrollo de IVR, implementaciA?i??A?A?A?A?A?A?A?A?A?A?i??A?A?A?A?i??A?A?n de call center, integracion CT.
• IBS Technologies SACIntegraciA?n de Telefonia IP Sobre plataformas existentes, ImplementaciA?n de Call Center, InterconexiA?n de Oficinas, Anexos Extendidos y/o remotos, Internet Satelital, VPN para empresas, Aplicaciones Web : Callback - WebPhone, etc.
• Mydivert.com Peru DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding

Puerto Rico

• VOZ de Puerto Rico VOZ is paving the way, proving businesses of all sizes with the advantages of advanced networking and

connectivity. VOZ delivers business class voice services. Solutions include, Centrex/V-PBX, SIP Trunking, PRI Delivery.

• IPsmarx Technology, Inc. A-Z Wholesale Rates, Direct Routes, Test Account

Venezuela

• CallnFax.com Local telephone numbers from over 50 countries delivered to Mobile and Landline phones. No per minute charges, all flat rate service for around $15 per month.
• Comtel Networks, Corp. Providers of the brand new popular MAXIMA calling cards, most cost-effective cards you will ever find. We also provide all kinds of services, PBX, Broaband Phone Lines with Adapters, on-line CDRs, Export to PDF and CSV, Realtime billing.
• Fonlogic C.A. DIDs with 1-30 channels from USA, Panama, Peru, Chile, Argentina, El Salvador, European Union. Voip Venezuela.
• IPsmarx Technology, Inc. A-Z Wholesale Rates, Direct Routes, Test Account
• http://www.voipcallsecure.com VoIPCall Secure provides subscribers secure-encrypted phone service to businesses and high net worth individuals who want to keep their private phone calls private. Service available across the globe. Includes unlimited subscriber to subscriber calling and pay for service international calling.
• VoIPServiceVenezuela.com. Directory.
• Mydivert.com Venezuela DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding