Why 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?
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!
Bring your phone numbers when changing your phone service provider. We port your existing number.
Phone Numbers from DIDforSale support E911 (enhanced 911) service.
Have a PBX system? No worries our system allows you to integrate our SIP Trunks with your PBX.
With Phone Numbers from 13,000+ rate centers we have largest coverage in USA & Canada
Our Phone Numbers are equipped with CNAM feature to pass Caller ID Name.
Get flexibility and quality. We support G.711, G.729, u-Law, a-Law Codecs for your SIP Trunks.
Get access to numbers from US & Canada. Unlimited simultaneous calls at low per minute cost.
Our web portal enables easy management for your SIP Trunks, Phone Numbers, CDR’s etc.
With 13,000+ Rate Centers we have largest coverage in United States
Questions that our clients Frequently Ask Us
Does DIDforSale SIP Trunking work with asterisk and freeswitch?
Yes, We provide SIP trunking for asterisk and any asterisk based phone system. Lot of our customers use our SIP trunking with asterisk for inbound and out bound calls.
Does you SIP Trunk work with free PBX?
Yes, since free PBX is built on top of asterisk, our SIP trunking solution works perfect with free PBX. To name few more, our SIP trunk provides perfect solution for pbxinflash, elastix, switchvox.
What other VoIP system does DIDforSale’s SIP Trunk support ?
Our SIP trunks work with any SIP based VoIP system. Just to name few, popular ones are Cisco, Avaya, 3cx, Asterisk, switchvox, ipsmars, voipswitch free pbx, freeswitch. We do IP to IP authentication so you don’t have to worry about your credentials being stolen etc.
Can I use SIP for anything I want?
Yes, as long as you are not doing anything illegal. We have zero tolerance for any fraud or phishing scams.
I am a heavy user. Do you offer unlimited SIP Trunking for call center, call forwarding or calling card type of business?
We do allow call center and calling card traffic. We allow unlimited inbound minutes on our SIP trunks. You can receive as many calls you want. However for termination our unlimited SIP trunks are only for normal office use. If you want to use for call center type of traffic, we do have low per minute termination.
You offer wholesale low cost SIP Trunking. Is there any minimum commitment to get wholesale SIP trunk pricing?
No, there is no minimum commitment! With the use of automation and technology, we have automated everything. That way we save lot on hiring expensive sales and support staff and automation allow us to sell every one, big or small. In your account portal you can do everything on your own, from purchasing a SIP Trunk, buying local phone number to routing and configuration.
Do you provide support in setting up SIP Trunk on my system?
Yes, when you purchase SIP trunking from DIDForSale you get free technical support in configuring the system and setting up a dial plan. We want you to have the best experience with VoIP technology, so we can even provide free consultancy on new solutions or security you are dealing with.
Learn how your business can save more by calling us at
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