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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Providers in other countries/continents can be found here:

• VOIP Service Providers Business Africa
• 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 Latin America
• VOIP Service Providers Business North America

Asia

Bangladesh

• Live-TechOffers TalkSwitch VoIP Hardware & Lynk VoIP Services | Remote Technical Support | VoIP Service Plans | Worldwide Support
• BDVOICE Bdvoice - VOIP company providing Bd mobile termination 8801. We offer H.323 termination .
• TechconsoleNet TechconsoleNet - VOIP Service Provider, Wholesale Termination Business, Softphone Developer, IP PBX provider & VoIP equipment reseller. Techconsole business operation in Bangladesh, Korea, Singapore and Middle-East countries.

China

• Live-TechOffers TalkSwitch VoIP Hardware & Lynk VoIP Services | Remote Technical Support | VoIP Service Plans | Worldwide Support
• http://www.eztor.com-professional worldwide VOIP provider.with high quality and low cost.
• BOL - VoIP Service Provider's Provider. Provides both H.323 and SIP softswitch, wholesale system, prepaid/postpaid realtime RADIUS billing, cutomizable softphone (encryption function included), softphone SDK, callingcard, callback system and SIP Session Border Controller with encryption function. VoIP services: Wholesale(86), H323/SIP A-Z Route, Co-location at HongKong.
• DIDWW:Chinese DID available now instantly on on-line store.
• http://www.vidanetwork.net/ip-pbx-bundle-en.php Reseller needed. Provides Business IP-PBX, ATA, IP-phone, DID numbers and service bundles in USA, Canada, China and India.
• 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 China DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding
• Zone Limited help you to apply the 400 toll free number issued by China telecom operators; Deliver via traditional way or SIP TRUNK

Hong Kong

• ConfCentral offers flat fee conferencing with local access number in Hong Kong
• Live-TechOffers TalkSwitch VoIP Hardware & Lynk VoIP Services | Remote Technical Support | VoIP Service Plans | Worldwide Support
• Matrix Technology (HK) Ltd - Matrix provide Keyline system and IPPBX Solution to Hong Kong Commercial Customer.
• http://www.quickcomglobal.comOur company is an international wholesale carrier of telecommunication.A-Z Wholesales, See the rates list attached, Please visit our website.We can supply various high-quality direct routes for you, such as Belgium, Hong Kong, hungary, Kazakhstan, South Korea, Pakistan, Poland, Romania, Spain, and so on.
• TeleHK Limited - Leading Hong Kong Internet Telephony Service Provider. Customize IVR / Virtual Switchboard solution, A-Z Wholesales, Calling Card (RedCard HK), PC2Phone, CallBack, HK Based DID / Telephone Number Service and Unlimited IDD Package Provider. Also have SIP / H323 SoftSwitch Hosting and Rental service and Virtual T1 / E1 service available.
• Mydivert.com Hong Kong DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding

• SpoTel Phone Services Pay As You Go PAYG, uncapped IAX SIP Termination, Local/toll free DID from +40 countries, special IAX trunk that works even in countries with VOIP blocking, e.g. Dubai, UAE. HK DID available.

• Zone Limited - Provide Hong Kong virtual phone numbers (DID numbers) via SIP trunk with optional features like dial out, voicemail, call forward and voice recording. ZONE also offers support and implementation service on Asterisk PBX and VOIP equipments from leading vendors like Snom, Sangoma, Grandstream and Digium.

India

• Live-TechOffers TalkSwitch VoIP Hardware & Lynk VoIP Services | Remote Technical Support | VoIP Service Plans | Worldwide Support
• barePacket - Offering VoIP/IP-PBX, IVR & Call Centre Solutions, Mail Server aimed at SMEs.
• Call Centric India - VoIP, Free accounts, Pay as you go & Unlimited accounts, International DID's, BYOD.
• Strepx - StrepX's Dial on Demand is a quick and easy to use hosted call center system that requires no hardware, software or infrastructure to purchase. The StrepX Dial on Demand Call Center system is located in a secure data center monitored and managed 24x7 giving customers peace of mind their call center is always operational. for more information visit our website www.strepx.de .
• AstNext Solutions Pvt Ltd - We are Asterisk service provider, we are leaders in providing turnkey solutions in Asterisk like IVR/IP PBX/SOFT SWITCH,AGI,End to End VOIP Set-up,Predictive Dialer,Call Centre Solutions,hospitality Telecom solutions,Medical Telecom solutions,ACD for PRI/Analog/GSM Phones,Softphone,SER/billing soft switch,LCR/CDR,Web to call,Click to call,Inter-office/Intra-office Intercom,IP Phones,IP PBX/ Installation / maintenance / configuration of linux systems / servers VOIP Gatekeepers / Phones / devices,Support for digium / sangoma / rhino E1 / PRI / FXO Digital / analog Telephony Cards /grandstream

• Bicserver - Offering IPBX solutions which are a low cost integrated communication voip systems aimed at SMEs. IPBX systems from india lower phone bills, monitors business without any maintenance. Providing solutions ranging from PBX, calling card solutions, call center setup, software which are integrated in asterisk, campaign manager, Digium hardware provider etc.
• VMukti (VMukti Solutions Pvt. Ltd.) VMukti offering solutions ranging from PBX, gateway systems with billing, contact center with CRM, and broadcasting solutions to call center solution.
• Corelynx Inc Hosted Enterprise Telephony for SME, Full Suite of Call Center Solution - Hosted and Onsite Model, Offers DID and 8XX numbers to more than 50 countries of the world. Capable of offering VOIP based IP PBX Solution on MPLS and VPN for countries where VOIP ports are blocked, IPLC and Colocation Services, A-Z wholesale and retail termination. Also offers any form of customization work on Asterisk or SER platforms.
• EWc Voip services for business customers worldwide. Configuration of existing equipment, provision of hardware and calling services worldwide
• Enterux Solutions - VoIP consulting company offering solutions ranging from PBX, calling card solutions, call center setup, call center long distance termination, Digium hardware provider. Contact us to tell us your requirements.
• Southern Online - ISP company offering Internet and VoIP solutions ranging from PC to PC, PC to phone, phone to phone ,PBX, For BPO and call centers, corportes etc.
• WebVOIZE - IP-PBX systems for business communication between head office and branches.
• Cocoonex - West Bengal, Kolkata, India,Toronto, Ontario, Canada. Small and Medium Sized Business, Customized Plans.
• vuVoice Dedicated Voice Platform - VoIP, IP-PBX, IVR & Automated Bulk Calls and IVR Payment Solutions.
• Voiceall Offers : International / Long distance calling, Hosted Telephony, Wholesale Termination, SIP Trunking, Geographical and Non-Geographical DID's & Reseller Program.
• Voiceall VoIP Termination - Wholesale VoIP Termination Service for Carriers, Service Providers, Resellers, Call Centers, Call Shops, Business users and High volume usage end customers.

Japan

• ConfCentral offers flat fee conferencing with local access number in Japan
• Live-TechOffers TalkSwitch VoIP Hardware & Lynk VoIP Services | Remote Technical Support | VoIP Service Plans | Worldwide Support
• Denphone K.K. - Denphone provides IAX and SIP based connectivity and DID numbers to the Japan NTT telephone network. This service is provided though our hosted public switch connected IAX Gateway. We also offer 0120 Japanese Freefone numbers.
• Jetnumbers Communication - JetNumbers provides virtual phone numbers from Japan as well as other 60 countries over the world. The calls can be forwarded to any international destination, including a call center, a regular phone line, a SIP phone or even Skype. Free trials are available
• Mydivert.com Japan DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding

Korea

• Live-TechOffers TalkSwitch VoIP Hardware & Lynk VoIP Services | Remote Technical Support | VoIP Service Plans | Worldwide Support
• CosmoTelink- CosmoTellink offers unlimited calls for 50 destinations(Flat rate) as well as we're some equipments vendor.
• Mydivert.com Korean DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding

Malaysia

• SITA Network Consultancy Sita Network Consultancy Services Sdn Bhd is a pioneer in promoting, providing consultancy, implementation and installation of services pertaining to Asterisk open source IP-PBX and other Asterisk based solutions such as Contact Center,CRM, etc in Malaysia and Asia since year 2004. Our group is the longest established and largest Asterisk services and solutions provider in Malaysia and the region. After 20 years being actively committed to providing services to major corporations and MNCs, we have transformed our businesses to focus on open source technologies successfully with same quality of services and committement major corporations and MNC expected of our company. If you are looking for a serious and proven services partner who is conversant with open source technology for business applications, we are there for you as a long term reliable partner to your comapny, not just a supplier!

Contact us now!

• SITA Multimedia SITA Multimedia SITA Multimedia Sdn Bhd Open Source Solution Provider business targeted at SMI/SMEs in the areas of IP-PBX,Call Center,CRM, ERP, CMS,DMS and NMS. SITA Multimedia is Sangoma's reseller in Malaysia. Our smaRt range of products and solution is an inexpensive alternative for your ICT needs and it is based on Asterisk. Our smaRtPBX products,offer users the freedom of an IP-PBX system at the cost of a conventional keyphone system. Www.smartpbx.com.my. Our smaRtOffice products offer users the freedom of adopting a complete or partial open source solutions without taking any risk in doing so. Www.smartoffice.com.my. Post-sales support and services is our top priority and differentiating factor between us and others vendors.

• SAV System Integrators SAV SI – SAV System Integrators Sdn Bhd business is focus on Open Source Tchnology(OST). In building and construction industry. We are manufacutere/distributor/integrators of products using Asterisk and other OST open source applications targeted at buildings and properties applications based on the followings: Provide individual and intergrated solution for community IP-Switch,audio/video intercom,PA system,Access,security and suivallence based on Asterisk OST and other completely on open source technologis. Distribution of mini PC hardware and mobile devices that are suitable for home and buildings. Distribution of OpenVox voice cards in Malaysia.

• JCMEX Trading JCMEX Trading Sdn. Bhd. is a distributor for all VoIP-related products that work with ASTERISK. We are the Auhtorised Asian Distributor for Digium/Asterisk, Xorcom, Redfone. JCMEX is also the Exclusive Distributor for ATCOM and Master Stockist for Cisco SMB Voice. We are also authorised channel partner/distributor for Grandstream, Vegastream and Microtel. We carry a full range of VoIP products from Telephony Cards, IP Phones, IP-Video Phones, IP-PBX, ATAs, IP-Surveillance, Access Control Door Phones, Headsets, E1/T1 Ethernet Bridges/TDMoE, USB Channel Banks, VOIP Conference Solution, VoIP Gateways, GSM gateways, Media Gateways, 3G VoIP Terminals, SwitchVox & Subscriptions and many more.

• Live-TechOffers TalkSwitch VoIP Hardware & Lynk VoIP Services | Remote Technical Support | VoIP Service Plans | Worldwide Support
• VoizTalk - Free SIP. User agents include soft phone, ATA, USB sound card, Pocket PC and WiFi. Low PSTN hop-off rates. IP-PBX, billing, converged communications, CRM contact center and web-enablement solutions for SMEs and large corporations.
• PLANWORTH - Free SIP calls. ATA, IP-PBX, Low PSTN call rates, SMS, Asterisk consultancy & deployment, VoIP solutions for SMEs and Corporates.(Malaysia)
• Mydivert.com Malaysian DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding

• NimbleCalls.com Nimble Networks Sdn Bhd is a Malaysian Licensed VOIP Service Provider - A-Z Wholesale termination, Hosted IP-PBX, SIP accounts with realtime online call history, Calling Cards, DIDs, Asterisk supported, System integration, Free branch to branch calling, Products like IP-phones, ATAs, media gateways and SIP mobile (iphone & android) applications.

Pakistan

• Live-TechOffers TalkSwitch VoIP Hardware & Lynk VoIP Services | Remote Technical Support | VoIP Service Plans | Worldwide Support
• DIDWW:Pakistan DIDs available now instantly on on-line store. Lahore, Karachi, Gujrat and Faisalabad numbers can be routed to any VoIP account or to regular phone number in 35 countries.
• Glocall International Provided a local Pakistani DID that may be forwarded to any destination in the world at the lowest rates.
• Palmchip Corporation Offshore design services, custom solutions, CTI, contact/call center solutions, hybrid IP PBX, integrated Communications/Multi-media Communications Solutions
• Corelynx Inc Hosted Enterprise Telephony for SME, Full Suite of Call Center Solution - Hosted and Onsite Model, Offers DID and 8XX numbers to more than 50 countries of the world. Capable of offering VOIP based IP PBX Solution on MPLS and VPN for countries where VOIP ports are blocked, IPLC and Colocation Services, A-Z wholesale and retail termination. Also offers any form of customization work on Asterisk or SER platforms.
• Virtual PhoneLine Get a phone number from any country to ring in Middle East. Offices in USA, PK, Egypt and Poland. Care@virtualphoneline.com
• Mydivert.com Pakistan DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding
• VOIP Solutions Hosted VOIP Solutions ,Enterprise Telephony for SMB, Call Center VOIP Solution - Hosted and Onsite VOIP Solutions, Offers DID and 8XX numbers to more than 50 countries of the world. Capable of offering VOIP based IP PBX Solution on MPLS and VPN for countries where VOIP ports are blocked, IPLC and Colocation Services, A-Z wholesale and retail termination. Also offers any form of customization work on Asterisk, 3CX or SER platforms. Also trading white route gray route for Pakistan, Bangladesh, India, SriLanka. sell or buy White route , sell or buy gray route.
• VOIP Solutions Provider Hosted VOIP Solutions ,Enterprise Telephony for SMB, Call Center VOIP Solution - Hosted and Onsite VOIP Solutions, Offers DID and 8XX numbers to more than 50 countries of the world. Capable of offering VOIP based IP PBX Solution on MPLS and VPN for countries where VOIP ports are blocked, IPLC and Colocation Services, A-Z wholesale and retail termination. Also offers any form of customization work on Asterisk, 3CX or SER platforms. Also trading white route gray route for Pakistan, Bangladesh, India, SriLanka. sell or buy White route , sell or buy gray route.
• VOIP Solutions VOIP Wholesale Hosted VOIP Solutions ,Enterprise Telephony for SMB, Call Center VOIP Solution - Hosted and Onsite VOIP Solutions, Offers DID and 8XX numbers to more than 50 countries of the world. Capable of offering VOIP based IP PBX Solution on MPLS and VPN for countries where VOIP ports are blocked, IPLC and Colocation Services, A-Z wholesale and retail termination. Also offers any form of customization work on Asterisk, 3CX or SER platforms. Also trading white route gray route for Pakistan, Bangladesh, India, SriLanka. sell or buy White route , sell or buy gray route.
• VOIP Wholesale Hosted VOIP Solutions ,Enterprise Telephony for SMB, Call Center VOIP Solution - Hosted and Onsite VOIP Solutions, Offers DID and 8XX numbers to more than 50 countries of the world. Capable of offering VOIP based IP PBX Solution on MPLS and VPN for countries where VOIP ports are blocked, IPLC and Colocation Services, A-Z wholesale and retail termination. Also offers any form of customization work on Asterisk, 3CX or SER platforms. Also trading white route gray route for Pakistan, Bangladesh, India, SriLanka. sell or buy White route , sell or buy gray route.
• VPN4VOIP.COM - Many ISP in Pakistan filter out VOIP traffic and block calls from VOIP gateways, VPN4VOIP.COM is a professional VPN service dedicates to solve this headache. It's an industry leading SSL based VPN for VOIP Service Provider widely used by Voice Over IP peers and carriers all over the world to unblock wholesale VOIP traffic since Year 2006. By utilizing highest secure VPN technology, it allows VOIP provider to bypass ISP's ban on H.323 or SIP VOIP calls from Cisco AS5300 or Quintum Tenor AX gateway, mapping static public IP to AudioCodes or Mediatrix gateways for convenient setup and establishing QoS guaranteed VLAN based VPN connection with dedicated Tier-1 bandwidth for high voice quality VOIP origination and termination minutes exchange business.

Philippines

• Live-TechOffers TalkSwitch VoIP Hardware & Lynk VoIP Services | Remote Technical Support | VoIP Service Plans | Worldwide Support
• EACOMM Corporation Asterisk-based VoIP PBX system integrator for small and medium businesses. Also offers hosted PBX solutions and resells various VoIP telephony equipment.
• Corelynx Inc Hosted Enterprise Telephony for SME, Full Suite of Call Center Solution - Hosted and Onsite Model, Offers DID and 8XX numbers to more than 50 countries of the world. Capable of offering VOIP based IP PBX Solution on MPLS and VPN for countries where VOIP ports are blocked, IPLC and Colocation Services, A-Z wholesale and retail termination. Also offers any form of customization work on Asterisk or SER platforms.
• Elisha Telecom — Asterisk Consultancy. Call Center Solutions. Fully Managed, hosted VoIP PBX System supporting DID's from UK, US, and 30+ other countries. SIP/IAX Support and Termination.
• Ezezcall Philippines: VoIP Service Provider Residential and Corporate
• Opencomputing: Asterisk based IP-PBX system solution provider for small and medium businesses. We are also reseller and partner of Trixbox.
• OpenTone Communication LLC:VoIP US Service Provider for Call Centers, Corporate, Internet Cafe, Residential. Have Unlimited calling plan to anywhere in Asia, US, Europe, Canada, and Middle East. Provides (ATA). Other services: Hosted IP PBX & Virtual DID services.
• OpenTone Communication Philippines Inc.:VoIP Philippines Service Provider for Call Centers, Corporate, Internet Cafe, Residential, allows international calls to entire Asia, US, Canada, Europe, and Middle East. Provides ATA & Softphone. Other services: Virtual Hosted IP PBX.

Singapore

• IBS Voip IBS VoIP - IBS Security & Consulting Services Pte Ltd is a regional distributor of Sangoma products in Asia based in Singapore. We only focus on distributing full range of Sangoma products from voice cards to NetBorder Express solutions. For the convenience of local customers, we have distribution partners in various countries in the region who can offer you a competitive pricing and local support at no additional cost. Sangoma products can be utilized and supported in both Linux Platform like Asterisk or Asterisk originated IP-Telephony applications as well as Microsoft OS platform like 3CX.
• ConfCentral offers flat fee conferencing with local access number in Singapore
• Live-TechOffers TalkSwitch VoIP Hardware & Lynk VoIP Services | Remote Technical Support | VoIP Service Plans | Worldwide Support
• AirTouch - Secured Enterprise VoIP solutions for corporate. Provides communication solutions to government agencies, banks, financial institutions, brokerage firms based on SIP and Skype gateways.
• Data Technology Consulting - Fully integrated business communication solutions based on cost efficient VoIP SIP appliances.
• IPage Telecom Long Distance Voip Service Provider.
• Pan Tone Communications: One-Stop solution provider for VoIP PBX system and VoIP IDD call termination to both residential and corporate.
• SoyuzSystem - Specialize in Network Wireless Solution & VoIP.
• 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.
• http://www.xlvoice.com - Value-Added and Cost savings on IDD VoIP Service Provider that provides New Singapore Level 3 DID Telephone Numbers. For Business and individuals. ITSTP, Internet Service Provider, IP Telephony Managed service *http://www.iptel.net.sg.
• Mydivert.com Singapore DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding
• Zone Limited - Authorized reseller of Grandstream voip pbx and ip phones; Authorized reseller of Sangoma ip products;Specialized in VOIP/Asterisk consultation, implementation, training and support. We also provide HK DID/Singapore DID/China DID and China 400 numbers via SIP trunk or international call forward to your selected PSTN.

Thailand

• Live-TechOffers TalkSwitch VoIP Hardware & Lynk VoIP Services | Remote Technical Support | VoIP Service Plans | Worldwide Support
• Poise Technology Offering VoIP turnkey solutions for home, SME, and corporates. Distributor for IP-PBX, IVR-Server, VoIP Gateway, IP-Phone, ATA adapter, USB Phone, Skype Gateway, Skype Phone, Wifi Phone, Soft Phone.
• VoipPeriod VoIP turnkey solutions for home and business. Distributor of IP PBXs, IP Phones, Call Center equipment and telephony cards from Rhino, OpenVox, Digium, Aastra, Polycom, Yuxin, VanAccess, TigerNetCom, OsComm and others.
• Mydivert.com Thailand DID Provider offers local VoIP DID Virtual Phone Numbers. A low cost virtual international telephone number with free incoming calls and call forwarding