A Complete Mobile Business Phone System

Don't waste customer calls

OnRelay connects company calls with your mobile staff via mainline auto-attendants, live operators and call groups. Response rates are critical for customer satisfaction and closing new opportunities. Answer your customer calls.

Work everywhere

OnRelay's mobile PBX works with your existing wireless contract over any cellular network globally. OnRelay is not a VoIP app, it uses the standard cellular voice bearer and regular cell minutes for your company calls.

Present a professional business

Make your business appear established and professional. OnRelay is a complete mobile office phone service with all the bells and whistles that ensures all company calls are managed professionally by a mobile workforce.

What customers say

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"I am 'in the office’ wherever I may be, and still can control with ease what calls ring on my phone."

Richard Knight Korts & Knight

"We have moved our whole staff to OnRelay and the effeciency and call quality are the best we've had in a long time."

"I am thrilled with the call logs."

Edward J Tracy Attorney
OnRelay for iPhone

OnRelay is a native iOS app available for all iPhones since iPhone 4s with iOS 6 and later.

OnRelay for Android

OnRelay is a native Android app available on all major devices (Samsung, LG, Nexus, HTC, Sony, Blackberry) with Android v3.0 and later.



  • OnRelay Mobilizes its Administrators with version 6.1 January 21, 2016

    (San Francisco, January 21, 2016) OnRelay today released version 6.1 of its cellular business phone service for general availability. In version 6.1, OnRelay adds a number of powerful management features that allow customer administrators to manage their business phone service from their mobile apps.

    A major part of running a business is to ensure important calls ...


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