3CX Supported VoIP Providers

VoIP Providers are a convenient way to connect 3CX to the public switched telephone network (PSTN). 3CX supports leading SIP Trunking Service Providers across the globe. These VoIP Providers have been tested with 3CX, and pre-configured templates are included in 3CX that make configuration quick and easy. Furthermore, both the VoIP Provider and 3CX have committed to fully supporting the combined solution.

We strongly recommend using a preferred or supported SIP Trunk service provider. The 3CX team makes sure that all templates from listed VoIP Providers are updated and tested with every release ensuring no issues arise for our users. Select your country to view a list of supported VoIP providers. Apply here should you wish to become a supported VoIP / SIP trunk provider.

Middle East / Africa

Global

If you are a VoIP provider and wish to become a 3CX Certified Interop Partner apply here.

For more information on VoIP, what SIP Trunking is, the benefits and advice on how to choose the right SIP Trunk provider for you, visit our SIP Trunking Explained page.