Frequently Asked Questions
If you are unable to find a satisfactory answer to your question in this FAQ, please explore our DIDWW knowledgebase, or contact customer service at customer.care@didww.com.
For additional support options, see https://www.didww.com/Contacts/.
- What is a DID Number?
- Are DIDWW Services Compatible with Asterisk?
- Are there any End User Restrictions for DID Numbers?
- Can a DID be "Linked" to a Standard Telephone Number?
- Can I Buy Additional Channels for my DIDs?
- Can I Call Emergency Numbers using DIDWW Services?
- Can I Change the Forwarding Destination for a DID?
- Can I Forward Calls from a DID to PSTN (a Regular Telephone Number) in any Country in the World?
- Can I Make Outgoing Calls from DIDWW Virtual and Toll-Free Numbers?
- Can I Order Services Online?
- Can I Port my Numbers from Other Providers in to DIDWW?
- Can I Port my Numbers from DIDWW out to Other Providers?
- Can I Select any Number that I want?
- Can I Use 3rd Party SIP Services?
- Can I use DIDWW Numbers for Callback Services?
- Can I Use DIDWW Numbers for Receiving Faxes?
- Can I Use My DID Number for SMS Services?
- Can I Use the DIDWW Number for Calling Card Services?
- Do I have Access to my Call Records?
- Do I Have to Renew my DIDs Every Month?
- Do I Pay Per-Minute for DID Services?
- Does DIDWW have an API that can be Integrated into Website or Application?
- How Can I Become a Reseller of Local Numbers and Services Provided by DIDWW?
- How Do I Buy a DID?
- How do I Change my Credit Card Information?
- How do I Configure a DID to Forward Calls to a Selected Remote Device?
- How do I Get Support?
- How do I Pay for the Services?
- How Long does it Take to Activate a DID?
- How Many Channels are Included when I Buy a DID?
- How Much does a DID Cost?
- Is there any Registration or Membership Fee for Using DIDWW Services?
- Is CLI (Caller ID) Supported?
- Is DTMF (Dual Tone Multi Frequency) Supported?
- Is there a Maximum Call Duration per DID?
- Is there a Possibility of Listing More than One Credit Card in a Single DIDWW account?
- What SMPP version is supported?
- What are the differences between Dedicated, Shared and Metered channels/capacity?
- What Communication Protocols are Supported by DIDWW?
- What Currency can be Used to Pay for DIDWW Services?
- What Devices can I Forward Calls to?
- What failover and load balancing methods are available?
- What Happens if my Payment is Declined?
- What is a Channel?
- What is a Trunk?
- What is an SLA?
- What is origin-based pricing?
- What is PSTN (Regular Phone) Forwarding?
- What is the Cost of Additional Channels?
- What is the difference between SMPP ESME and SMPP SMSC?
- What is the Process for Activating Numbers when an End User Registration is Required?
- What methods are available to receive SMS?
- What Payment Methods are Available at DIDWW?
- What Types of Forwarding Options are Supported by DIDWW?
- When Do I Pay the Setup Fee?
- Where is origin-based pricing supported?
- Which Countries and Cities does DIDWW have DID Numbers in?
- Who May Use our DID Services?
- Why is a DID Sometimes Referred to as a Virtual Number or Virtual Private Number?
- Why would I Need Multiple Channels per DID?
- Why would I use a DID Number?