Partner with us

OnSIP has been on the cutting edge of modern communications technology since 2004 and a leading provider of UC and RTC services to more than 100,000 customer accounts.

Recognized for excellence

Named Gartner Cool Vendor for innovation in the space, we understand the needs of companies who enjoy the benefits of an on-demand phone system and are now delivering advanced cloud-based communications in a way the industry has never seen before.

Designed for conversation driven businesses, this is a game changer.

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Not all UCaaS providers are created equal

OnSIP’s Partner Program offers aggressive commission structures & SPIFFs, high win rates and no commits. Your dedicated Sales and Support specialists will stay aligned with you and your customer, cradle to grave, helping to deliver financial results you can measure.

When you partner with OnSIP you are partnering with a UC leader who with its supreme cloud knowledge, is innovative, responsive to market charges, and has a proven track record of delighting Partners and their clients.

We are disruptors. We are software-first. We are UCaaS reimagined.

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What our partners say


President & CEO, PerfectVC

I am having a problem containing my excitement about how easy you make this!


Managing Director, VXIT

We love being able to provide a solid & cost effective phone solution to our clients that can be set up in a matter of minutes and we look forward to many more years of a successful partnership!


Founder, MAC Gurus LLC

I can recommend OnSIP because I'm a fan of offering problem-free phone services and I have absolutely been an OnSIP fan since 2011!


President, ADVisory

You have to search long and hard for a service that comes near to OnSIP in terms of friendly and responsive support, reliability, pricing and commitment.

More resources

VoIP Test

Not sure if your client's network can handle VoIP? Visit this page from their network to test latency and jitter.

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Learn how to setup accounts and provision phones for your clients. Our knowledgebase is your go-to resource.

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Tackle Box

Your hub of business-building tools to stay poised for growth as Unified Communications soars to new heights!

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Let's talk

We're sorry--it looks like you are located in a country that OnSIP doesn't service. If you are located in the U.S. and you received this message, please email us or call us at 1-(844)-ONSIP-55.

or call us directly at 800-801-3381