Ringio!

Google Voice gives you one number for all your phones, voicemail organized in an email format, free US long distance calls, low rates on international calls, and many free calling features, including transcripts, call blocking, call screening, conference calling, SMS, and more.

Twilio is a web-service API that lets you use your existing web languages and skills to build voice and SMS applications. We focus on building a simple, powerful, pay-as-you-go communications platform so that you can focus on what you do best.

MightyCall is a virtual phone system that will help your business stay connected with your customers.

RingCentral delivers high quality, reliability and value that's expected by Enterprise businesses through RingCentral Office, an all-inclusive cloud phone system containing HD video meetings, unified voice, fax, text, and audio conferencing.

Phonebooth is a web-based phone system that routes your calls to any landline or mobile phone number you choose. Users receive a free local phone number to give out to customers and clients. Calls made to your Phonebooth number are automatically routed to your private number and can be directed by an automated voice tree system. The free version comes with 200 minutes of free inbound calling and a contact widget for your website. It can also transcribe up to 50 voicemails to email or text. The paid version provides conference calling, detailed call records, 24-hour tech support, and unlimited local and nationwide calling. »

Add a free work number to your smartphone with Sideline. Just download the app, choose your number, and you get a second number that works just like your first. It’s as simple as that.

Get a local or toll-free phone number in any of the 58 countries (including US, UK, Australia, South Africa, Japan, European countries & more) and start making & receiving calls and SMS.Small businesses need a phone system:1.Easy & quick to setup2.Useable by anyone (tech or non-tech)3.Scalable (grows with team) 4.Integrates with CRM systems5.Affordable6.Flexible and easy to shift to new location7.International calling & virtual numbers8.Team collaboration

Spotfone delivers telephone VoIP integration with Zoho, an all-inclusive cloud phone system containing conference room, unified voice, fax, text, and audio conferencing integrated in Zoho CRM and Zoho Desk.

Slingshot VoIP is a cloud-based communications provider that specializes in business VoIP service. Our platform delivers carrier-grade services including virtual PBX solutions that caters to small and medium sized companies.

RingRoost allow freelancers and small businesses to setup a professional phone system, without having to pay the high prices that come along with other robust call system solutions. The pay-per-usage pricing keeps your cost low, and the flexible and powerful PBX builder allows for do-it-yourself setup, that only takes minutes.

Use your iPhone, iPad or iPod touch to make and receive calls using your 8x8 Virtual Office phone service. Now your 8x8 business phone extension can be truly mobile!

Ringme.io is here to revolutionize your definition of business communication. RingMe.io provides an all-inclusive package of cloud based business VoIP phone services. Improve communications while lowering the cost of communications.

Tackle – Phone System For Your Business. The essence of Tackle is a simple phone system that routes a 1-800 number to your phone(s) – that's it.