Internet telephony, also known as Voice over Internet Protocol (VoIP), has been growing rapidly in recent years. More and more businesses are adopting Internet telephony services to make calls over the Internet rather than traditional phone lines. This allows companies to save on telecom costs and avail advanced communication features. That’s where Internet telephony service providers (ITSPs) come in.

As internet telephony gains widespread adoption globally, the ITSP industry is booming with providers offering innovative VoIP solutions. There are many reputable ITSP companies and selecting the best internet telephony service providers for your specific needs is vital. 

VoIP — The Crust of Business Communications

The internet has transformed how we communicate, and internet telephony is at the core of this revolution. For businesses, integrating internet telephony is crucial to stay competitive in today’s environment. Internet telephony, also known as Voice over Internet Protocol (VoIP), has become the basis of modern business communications.

With high-speed internet connectivity available globally, internet telephony has emerged as a cost-effective alternative to traditional phone systems. ITSP companies provide robust Internet telephony solutions that enable businesses to make and receive calls over the internet, rather than conventional telephone networks. 

Beyond affordable calling, internet telephony also equips businesses with advanced features like auto attendants, call forwarding, conferencing, voicemail transcription, CRM integration, analytics and more. Internet telephony services enhance productivity, mobility and collaboration. Employees can use desktop or mobile apps to make calls from anywhere using their business identity. Internet telephony also streamlines workflows by integrating with business applications.

Top 20 Internet Telephony Service Providers

An internet telephony service providers is a company that offers telephony solutions powered by VoIP technology. ITSP companies provide services like cloud-based phone systems, virtual phone numbers, call routing, auto attendants, VOIP calling plans and more to enable businesses to leverage the power of Internet telephony. With cutting-edge ITSP services, companies can seamlessly integrate internet telephony capabilities with their existing systems and transform their overall business communication.

In this blog, we will list the top 20 ITSPs that are leading the pack when it comes to providing exceptional internet telephony services and enabling the future of business communication. Read on to find the best ITSPs that can take your business communication to the next level with robust and affordable internet telephony solutions.

#1. Tragofone

• White-label VoIP softphone
• WebRTC technology
• High-definition voice/video calling  
• Auto-provisioning
• Call recording
• Virtual numbers
• Conferencing
• IVR
• Call center capabilities
• CRM integrations

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#2. RingCentral

• Cloud business phone system
• Internet telephony
• Video conferencing
• Team messaging
• Digital customer engagement
• Integrated contact center
• Auto-attendant
• IVR
• Call handling
• Unlimited calling
• Toll-free numbers  
• Call monitoring
• Analytics
• CRM integration
• Mobile app

#3. Nextiva

• Cloud-based internet telephony
• Unified communication platform
• Voice, video, messaging, conferencing
• Contact center capabilities  
• Enterprise-grade reliability, security, scalability 
• IVR
• Auto-attendant
• Visual voicemail
• Shared call appearance
• Unlimited calling
• Number porting
• Analytics
• Integrations

#4. Ooma

• Cloud-based business phone service
• Conferencing
• Mobile app
• Contact center software
• Internet fax
• Virtual receptionist
• Music on hold
• Voicemail to email
• Call recording
• Number porting
• CRM integration 
• Video meetings

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#5. 8×8

• Internet telephony
• Unified communications
• Omni-channel customer engagement
• Team chat
• Video meetings 
• Integrated cloud contact center
• Unlimited calling  
• Auto-attendant
• Domestic/global phone numbers
• Advanced call routing
• CRM integrations
• Analytics 
• Monitoring

#6. Dialpad

• AI-powered cloud business communication
• Internet telephony
• Video meetings
• Team messaging
• Contact center capabilities
• Natural language call transcription
• Real-time coaching
• Analytics
• Unlimited calling
• SMS
• Customizable IVR
• Voicemail transcription
• Advanced call routing
• CRM integration
• Mobile app

#7. Aircall

• Cloud-based call center and phone system
• Internet telephony
• Automatic call distribution
• Interactive voice response
• Call routing
• Agent desktop app
• Analytics
• Integrations
• Unlimited calling
• Voicemail
• Smart number management
• Call monitoring
• Advanced routing
• Multi-channel contact centers

#8. Vonage

• Cloud communications solutions
• Integrated telephony
• Unified communications
• Contact centers
• APIs
• Reliable, scalable internet telephony
• Virtual numbers
• Visual voicemail
• Call recording
• Monitoring
• Advanced call routing
• IVR
• Multi-level auto-attendant
• Integrations

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#9. Jive Communications

• Cloud-based phone systems
• Unified communications services
• Telephony
• Video meetings
• Team messaging
• Contact center features
• AI-powered platform
• Unlimited calling
• Toll-free numbers
• Auto attendant
• Voicemail transcription
• Call parking
• Monitoring
• Integrations
• Mobile app

#10. CloudTalk

• Cloud business phone service
• Auto-attendant
• Voicemail
• Ring groups
• IVR menus
• Number provisioning
• Unlimited calling
• Online fax
• CRM integrations
• Call recording and analytics
• Geo-Fencing call routing

#11. Phone.com

• Serves over 25,000 businesses
• Virtual phone numbers
• Call routing
• IVR menus
• Call forwarding
• Integration with CRM and helpdesk platforms
• Mobile apps
• Real-time analytics
• International calling support
• Quick setup
• Easy to use
• Full-featured
• Affordable internet phone service
• Great option for growing businesses

#12. Grasshopper 

Grasshopper is one of the best ITSPs for small businesses. It was founded in 2003 and acquired by LogMeIn in 2017. Grasshopper offers cloud-based phone services with a simple online account management panel. Key features include call forwarding, auto attendant, voicemail transcriptions, unlimited extensions and toll-free numbers. It also provides integrated solutions with leading CRM and helpdesk tools. Grasshopper offers an affordable pricing model with no contracts. It’s a great pick for small companies just getting started with internet telephony services.

#13. Telzio

• Hosted VoIP and unified communications for SMBs
• Founded in 2015
• Easy-to-use phone services
• Advanced features like auto attendants, ring groups, conference calling
• Integrates with business apps and CRMs
• Bring your own desk phone option
• Mobile app
• Unlimited US calling
• Transparent pricing plans

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#14. Versature

• Award-winning ITSP for SMBs
• Founded in 1996
• Desktop and mobile apps for business telephony
• Intelligent call routing
• Interactive voice response
• Ring groups
• Call recording
• Integrates with Slack, Salesforce, Outlook etc.
• SMS capabilities
• Video conferencing
• Online faxing

#15. Net2phone

• Early pioneer in VoIP since 2000
• Global ITSP
• Broad range of internet telephony solutions
• Virtual phone numbers
• Cloud PBX
• SIP trunking
• Call center solutions
• IVR
• Call analytics
• CRM integrations
• Mobile apps
• Unified communications
• International and toll-free calling plans

#16. Jitjatjo

• Fast-growing ITSP
• Founded in 2015
• Serves North America
• Desktop and mobile apps for VoIP calling
• Auto attendants
• Ring groups
• Call handling rules
• Voicemail to email
• CRM integrations
• Affordable pricing for growing SMBs
• Easy account setup, call quality, and support

#17. Flynumber

• Leading ITSP for small businesses and startups
• Cloud telephony platform
• Call forwarding schedules
• Voicemail
• IVR menus
• Ring groups
• Integrates with Salesforce, Zendesk, Slack
• Desktop and mobile apps
• US and Canadian DID numbers
• Unlimited local and long distance calling
• Flexible pricing plans without contracts

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#18. eVoice

• SMB-focused ITSP since 2001
• Call routing
• Voicemail
• Call recording
• Ring groups
• Virtual faxing
• High-quality calls in US and Canada
• IVR menus
• Music on hold
• Conference bridges
• Text messaging
• CRM integration
• Unlimited extensions
• Transparent pricing

#19. Line2 

• Popular ITSP since 2010
• Internet-based phone services
• Business text messaging
• Make/receive calls from computers and mobile devices
• Vanity numbers
• Toll-free numbers
• Call routing rules
• VoIP calls
• SMS
• Integration with business apps and CRMs
• Simple pricing model
• Unlimited US and Canada calling plans

#20. Talkroute

• Fast-growing ITSP since 2018
• Cloud phone system solutions
• Call forwarding schedules
• Ring groups
• Voicemail to email
• CRM integrations
• Desktop and mobile apps
• Vanity 1-800 numbers
• Unlimited calling in US and Canada
• SMS capabilities
• Call recording
• Conferencing features

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Endgame

For optimal call quality over the internet, ITSP providers leverage innovative technologies like VoIP, WebRTC, cloud infrastructure, AI and global network connectivity. Leading ITSP companies offer reliable 99.99% uptime and robust security. They provide the complete infrastructure and technology needed so that businesses can focus on their core operations.

With top-tier ITSP solutions, seamless communication and collaboration is possible no matter where employees work from. Integrating Internet telephony is no longer an option but a necessity for staying connected and businesses that leverage the power of Internet telephony will have a definite competitive edge.

With Tragofone, service providers can profit from VoIP without sacrificing quality. The platform offers rapid time to market for the introduction of cutting-edge services. Partners get unrivaled assistance and infrastructure.

See how Tragofone outperforms the competition in allowing next-generation hosted business communications by requesting a demo or signing up for a free trial.