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Why SIP Trunking?

SIP Trunking provides efficient and cost-effective solution to businesses to replace traditional phone lines with DIDforSale’s Low Cost SIP Trunking Solution. Besides saving thousands on local and long distance calls, SIP Trunking enables you to provide higher standard of service which is extremely flexible and highly scalable.
SIP Trunking
SIP Trunking Benefits:

  • Work with any SIP Compatible PBX or SIP Trunking Softswitch.
  • No Need to invest in expensive TDM equipments.
  • Reduce monthly expenses
    • Low monthly rates, per channel or per minute.
    • Pay for trunks you use.
    • Single internet connection works for data and voice.
  • Best for organization at multiple locations.
  • Redundancy with multiple SIP Trunking Services providers.
  • Flexible termination of calls to preferred providers.

Why Choose DIDforSale as your SIP Provider?

Simple Platform

Our easy to use web portal gives full control to our clients to configure, manage, and scale their telephone system per their business requirement.

Simple Pricing - No Contract

Choose a plan that fits your business needs. Our metered or flat rate plan are designed to provide you with most flexible options and there is no contract.

Flexible & Reliable

With 99.99% uptime our system is extremely reliable and gives to flexibility to expand or reduce the telephone lines on the fly through webportal.

DIDforSale SIP Trunking Features


Add and remove SIP Trunks per your business requirement on the fly. There are no commitments!


Number Porting

Bring your phone numbers when changing your phone service provider. We port your existing number.



DID Numbers from DIDforSale support E911 (enhanced 911) service.

Easy Integration

Have a PBX system? No worries our system allows you to integrate our SIP Trunks with your PBX.

DID Number

Create your presence in USA, UK and Canada. With DID Numbers from 13,000+ rate centers we have largest coverage.



Our DID Numbers are equipped with CNAM feature to pass Caller ID Name.


Codec Support

DIDforsale provides flexibility and quality by supporting G.711, G.729, u-Law, a-Law Codecs for your SIP Trunks.

Tollfree Number

Get access to numbers from US & Canada. Unlimited simultaneous calls at low per minute cost.

Account Management

Our web portal enables easy management for your SIP Trunks, DID Numbers, toll free numbers CDR’s etc.

Sip Trunking your stepping stone to higher productivity —  Start your Free Trial

With 13,000+ Rate Centers we have largest coverage in United States

Learn how your business can save more by calling us at



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