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The phone system that does what you tell it to, and more.

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Business VoIP - OnSIP

OnSIP Hosted VoIP

a Gartner Cool Vendor
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A Gartner Cool Vendor in UC

OnSIP was named this past year by leading analyst firm Gartner in their report, "Cool Vendors in Unified Communications, 2015." 

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No Monthly Fees Per Phone or Extension

Save with OnSIP. Pay only for the phone system apps and external calling you use, and internal calling is free. No contracts.

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Award-Winning Video CRM Solutions

Impress your customers with a seamless communications experience, like instant video chat on your website.

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Standards-Based for Your Phone Freedom

Don't get locked down by your VoIP provider. OnSIP is compatible with any SIP standard phones and offers a free web phone. 

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Proud to Call Customers

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From The Business Voice Blog