See Our VoIP in action

Check out why 1000’s of businesses trust OTG to manage
their calls & messages.
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1

Choose a Phone Number

Pick a new phone number or transfer an existing business number to OTG PBX.
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2

Download Our Apps

Our desktop & mobile apps are available for MacOS, Windows, iOS, & Android.
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3

Configure Your Settings

Customize your greetings, menus, extensions, voicemail, hours of operation, & more.
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4

Manage Calls Anywhere

Route calls to wherever your business takes you: home, office or on the road.