[nmg_banner title="Digium Switchvox" subhead="SIP Trunking" video="Gfww7bjx0Wk" background="/wp-content/uploads/2018/07/home-SIP-Trunking.png"] <!-- [et_pb_line_break_holder] -->Reduce your telephony costs in minutes and deliver a higher standard of service to your business by replacing traditional phone lines with Digium SIP Trunking. Save thousands off your phone bill with lower rates for local and long distance, and simplify your communications into a single data connection. Start saving today with the most viable means to keep your business better connected and lower your telephony costs.<!-- [et_pb_line_break_holder] -->[/nmg_banner]

Instantly Reduce Telephony Costs

  • Low monthly rates, per channel or per minute.
  • Combine voice and data to one network. 
  • Pay only for trunks you need.
  • Reduce hardware costs associated with traditional channels.
  • Connect to existing legacy systems.


End-to-End Connectivity

Developed and deployed by Digium, SIP Trunking gives your company the ability to offer an end-to-end solution under one support umbrella.  From the dollar savings of SIP trunks, to the powerful UC benefits of Switchvox, to the high quality and feature-rich Digium IP Phones, Digium provides the total communications solution for your organization.

SIP Trunking Features


Add or remove channels with ease.

Number Porting

Bring your numbers with you.


End-to-end connectivity with Switchvox, Asterisk, and other Digium products.


Affordable DIDs and Toll Free Numbers.


Works with any SIP or SIP enabled PBX.

Multi Codec Support

G.711, G.729, G.722*


E911 numbers available.


T.38 (fax) pass-thru support.


Easily connect to a legacy system with a Digium gateway

Remote Call Forwarding (RCF)

If your SIP trunk cannot deliver a call to your PBX, it can be routed to another destination (such as an analog line, or cell phone).

Digium Phone System Case Studies