Frequently asked questions (faq)

Below are the Frequently asked questions about telobal services, Please read before asking your question:

1. WHAT IS A DID NUMBER?

   In practical terms, a DID (Direct Inward Dialing) Number or a Virtual Number (also called a DDI in Europe) is a local telephone number in a selected country or city. The calls made to these numbers are then forwarded to your server by SIP, or to a PSTN (Plain Old Telephone System) device such as a regular or mobile telephone anywhere in the world.
   Typically, a DID Number is used to provide local telephone numbers for customers on a worldwide basis, or to provide access from regular telephones to non-PSTN destinations such as SIP.

2. Can I Order Services Online?

   Yes. Once you have signed up and logged into your account, you will be able to order services and fully manage your account.

3. Are there any End User Restrictions for DID Numbers?

   Information regarding end user restrictions is provided online during the DID purchase process. For more information, please visit : https://www.telobal.com/legal-requirements

4. General SIP information:

   SIP addresses
   Telobal originates calls to customers from the following endpoints:
   5.39.222.162 - Amesterdam PoP
   These IP addresses correspond to our routing cluster exit nodes. For UDP transport we send signaling from port 5060.
   
   RTP addresses
   Our system sends RTP packets from the following subnets:
   5.39.222.160/27
   with RTP port-range: 10000-65535 RTCP
   Supported codecs
   G.711 A-law/U-law
   DTMF transport methods
   DTMF signaling is supported as follows:
   Telephone-event RFC2833
   SIP INFO draft-kaplan-dispatch-info-dtmf-package-00
   application/dtmf-relay
   application/dtmf
   By default RFC 2833 enabled

5. Can I Buy Additional Channels for my DIDs?

   Additional capacity may be purchased by contacting our sales department at This email address is being protected from spambots. You need JavaScript enabled to view it. for higher volumes.

6. Can I Call Emergency Numbers using Telobal Services?

   The Telobal infrastructure supports or carries emergency calls. Since such service is not activated by default, please contact your account manager or the Telobal sales team via e-mail This email address is being protected from spambots. You need JavaScript enabled to view it. for specific terms and conditions.

7. Can I Change the Forwarding Destination for a DID?

   The forwarding destination for a DID may be changed by the customer at any time online using the “Telobal”. There are no additional charges involved. However, if a number previously forwarded to a non-PSTN device (such as SIP) is now forwarded to PSTN (a regular telephone number or mobile), then per-minute charges become applicable.

8. Can I Port my Numbers from Other Providers in to Telobal?

   Telobal supports the porting in of numbers from other providers. If you are interested in porting your numbers to Telobal, please visit https://www.Telobal.com/porting or contact the Telobal Porting Department via e-mail This email address is being protected from spambots. You need JavaScript enabled to view it. or live chat for any additional information. We are constantly expanding our services so as to increase the number of regions supported, as well as to increase our coverage in each region. Please visit our website regularly to check for coverage updates.

9. Can I Port my Numbers from Telobal out to Other Providers?

   Porting DID numbers away from Telobal (porting out) is supported. Please note that this facility is not available in certain countries/cities and fees may be applicable. Please contact the Telobal Porting Department via e-mail This email address is being protected from spambots. You need JavaScript enabled to view it. or live chat for any additional information.

10. Can I Use Telobal Numbers for Receiving Faxes?

    Yes, DID numbers can be used for T.38 Fax service.

11. Can I Use My DID Number for SMS Services?

    Yes, DID numbers in certain countries support incoming SMS. You can check the available coverage in the Mobile Number page.

12. Do I Have to Renew my DIDs Every Month?

    All services are renewed automatically until canceled by customer. However, if you would like to renew your DIDs manually for a certain selected period of time, this may be easily done online in the “DID Numbers” section of your account.

13. How do I Get Support?

    A Telobal provides customer support via interactive live chat, e-mail or by phone.
    For support options, please see:
    https://www.telobal.com/contact-us

14. How long will it take for the virtual number I ordered to be activated?

    If your order does not need to provide specific documents and information, it will be activated immediately after completing the payment.
    If your number is not activated after completing the payment, contact our colleagues in support.

15. How many days does it take to review and confirm the documents of the certified numbers?

    The document review and approval process will take 24 hours to 7 business days after receiving and completing the documents.
    Of course, in some cases, the providers request more documents, or according to the telecommunication policies of the country in question, this time may be longer.

16. How Many Channels are Included when I Buy a DID?

    By default, any DIDs in Telobal includes two channels, which you can increase by contacting the Telobal sales department.
    This email address is being protected from spambots. You need JavaScript enabled to view it.