Why Choose DIDforSale SIP Trunks for

Easy Integration
Our SIP Trunks are fully compatible with FusionPBX IP PBX and integration is extremely easy. You can start off with free trial prior to migration.

Build a fully scalable and flexible system with largest SIP Trunk Provider in nation. There is no minimum & you get flexibility to increase/decrease SIP Trunks.

Highly Trained Team
Need Support or Consultation? Our highly qualified technical team is always available to help you make right decision and make your transition smooth.

Experience First, Purchase Later!

Empower your decision-making with DIDforSale’s SIP Trunk Trial. Take the opportunity to experience the quality and reliability of our SIP trunks firsthand, allowing you to make an informed choice. With us, it’s all about ensuring you’re satisfied before making your purchase, so you can connect with confidence.

Here are some of the FAQ’s regarding our SIP Trunk Test:


  • Do I need to provide payment detail for testing?

    NO payment information is required for free trial.

  • Is there a testing Window

    Yes. Each phone number that you book for testing is reserved for 6 hours.

  • What if my testing is taking longer?

    Not a problem. You can reserve the phone number for test again with out any charge. You can do this until your testing is complete.

  • Do you have setup document for reference?

    YES. You can find step by step direction on https://docs.didforsale.com/sip-trunking/sip-trunking
  • What if I am having issue with testing?

    We understand that complexities can arise. Our highly qualified technical team is here to assist you. Contact them via email at contact-sales@didforsale.com or by phone at (800) 579-7676.

FusionPBX & DIDforSale Architecture

SIP Trunks from DIDforsale are fully compatible with FusionPBX. DIDforSale provides complete support in configuration of SIP Trunk and FusionPBX. A brief architecture of the big picture will help you understand what role does FusionPBX play in your communication application.

To get detailed step by step direction you can follow instructions laid down in our FusionPBX SIP Trunks integration guide. To access the integration document visit  Documents Library.

Want to check out our complete list of Compatible PBX's?

At DIDforSale, we offer a wide range of SIP trunking solutions tailored to your communication needs. Interested in exploring our full list of compatible PBX systems? Discover the perfect fit for your business communication requirements with our extensive selection.

Check Out PBX’s >>

Advantages of Choosing DIDforSale SIP Trunks

Largest Coverage in Nation

With 13,000+ rate centers we have largest coverage in nation. Choose from local, tollfree & vanity numbers

Flexible Rates

Our flexible SIP Trunk pricing provides you with the most suited plan per your business usage & size.

Reliable Service

With 99.99% up time our network is redundant and aims to provide high quality reliable service.

Frequently Asked Questions

Yes, FusionPBX is open-source and available for free. You can download and install it on your own server.
System requirements may vary, but generally, you'll need a Linux-based server, sufficient memory and processing power, and a database system (e.g., PostgreSQL or MySQL).
Installation and configuration can be straightforward, especially if you have experience with PBX systems. FusionPBX provides installation guides and documentation to help you get started.
Yes, FusionPBX can be used for single users, small businesses, or large enterprises. It's scalable and can be customized to fit your specific needs.
FusionPBX supports integration with various services, including SIP providers, databases, and third-party applications through APIs and custom scripting.

Get In Touch

Ready to Connect? Contact Us Today.