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Release notes

Stay updated as we add new functionality to Bandwidth.

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April 5, 2023 911 Access Global Portal

Emergency Services for French National numbers

As of March 1, 2023, Bandwidth supports Emergency Services (ES) for 09 number range French National numbers.

You can access a template for provisioning ES Access to French numbers via our guide to Emergency Services Access.

March 27, 2023 Voice Bandwidth Dashboard

Enhancements to Advanced Call Routing

Effective March 27, 2023, Bandwidth has enhanced our custom Advanced Call Routing (ACR) with greater flexibility and control over origination (inbound) traffic. You can now assign priorities or different weighting values to potential endpoints to help with failover and load balancing use cases. For more information, check out our support article

March 23, 2023 Voice Global Portal

Introducing Enhanced Voice Transit for Outbound Calling

As of March 27, 2023, Bandwidth’s Enhanced Voice Transit (EVT) is available in Austria, Belgium, Denmark, Finland, France, Germany, Ireland, Italy, Netherlands, Norway, Portugal, Spain, Sweden, and the UK.

March 20, 2023 Voice Messaging API Bandwidth Dashboard

Now offering a BAA for HIPAA-eligible channels

Bandwidth now offers a Business Associate Addendum (BAA) for messaging and voice channels to extend HIPAA obligations to Bandwidth as a service provider, enforcing the HIPAA Security Rule to safeguard Protected Health Information (PHI) that may be exchanged by Covered Entities over our platform.

Please visit our HIPAA-eligible products and services page for an up-to-date list of currently eligible products and services, as we continuously expand the list of products covered by our BAA.

March 17, 2023 911 Access

New route type for IP Traffic Consolidation

Effective March 16, 2023, we are adding the EC API route type to the list of Emergency Services call route types that can be consolidated onto a single IP.

If you would like to enable this feature, reach out to your Account Manager.

March 15, 2023 911 Access Bandwidth Dashboard EVS Dashboard

933 Readbacks via email

Beginning March 15, 2023, customers who have notifications enabled will now be able to receive the 933 readback via email.

March 13, 2023 Phone Numbers Global Portal

Custom Digit Search now available with Global Number Selection

Bandwidth has enhanced the global number selection process, allowing for custom digit searches. This provides the capability to search for a specific string of up to 10 digits within a given global telephone number. 

For more information, view our API docs.

March 8, 2023 911 Access

Introducing Elective ECC Screening

As of March 1, 2023, Elective ECC Screening will now allow customers using DLR TEAMS or PIDF-LO routing to elect to send 911 calls with a provisioned address to the Emergency Call Center (ECC) as a precaution.

If you would like to enable Elective ECC Screening, reach out to your Account Manager.

March 3, 2023 Messaging The TCR (The Campaign Registry) Portal

Campaign DCA Complete webhook now available for 10DLC Messaging campaigns

Effective March 7, 2023, Bandwidth will begin selecting “Secondary DCA Sharing Status” for all carriers including AT&T, Verizon, T-Mobile, US Cellular, Interop, and Clearsky in The Campaign Registry (TCR). 

This will allow customers registering through TCR to receive the CAMPAIGN_DCA_COMPLETE webhook which indicates that the campaign has gone through vetting and been accepted by all submitted DCAs.

February 16, 2023 911 Access Direct Dial Testing Service

Enhancements to the 933 tool

On February 16, 2023, we are introducing enhancements to the 933 tool that will fix existing DLR features, expand read-back messages to include issue identification for failure messages, and improve upon audio aesthetics. For more information, check out our support article.

February 13, 2023 Voice Bandwidth Dashboard

Introducing Media Streaming

We now offer unidirectional Media Streaming for Programmable Voice API in the US and Canada. 

You can now fork real-time call audio and deliver it to your choice of advanced third-party or proprietary tools over WebSocket. This enables you to extend your voice application in support of use cases like voice biometrics, real-time transcription, sentiment analysis, and voice-activated IVR.

For more information on Media Streaming, view our StartStream and StopStream API docs.

January 23, 2023 Phone Numbers Global Coverage Global Portal

Now a global carrier in Turkey

We are excited to announce the availability of our Public Switched Telephone Network (PSTN) replacement service in Turkey for multinational enterprises and global service providers.

Reach out to your account manager to begin purchasing Turkish local numbers and toll-free numbers for inbound, outbound, and emergency services.

January 18, 2023 Voice Bandwidth Dashboard

Introducing self-service Voice Insights

We are now able to offer self-service Voice Insights. This new self-service tool offers up to 30 days of call data including: SIP errors, estimated cost, attestation level, call state, and call volumes on specific numbers.

For more information on Voice Insights, check out our support article.

January 18, 2023 API Bandwidth Dashboard

Removal of HTTP reason phrase

Beginning March 1, 2023, the Bandwidth Dashboard API will no longer guarantee that the HTTP reason phrase will be sent on responses to API requests. This is in accordance with the HTTP standard (RFC 9110, Section 15.1).

This change means that a response that used to look like this:


HTTP/1.1 200 OK


Will now return this:


HTTP/1.1 200 


Please verify that your apps do not use the reason phrase when processing responses from our API in advance of March 1.

January 10, 2023 Phone Numbers Global Portal

Introducing Global Number Hosting

Beginning January 11, 2023, we are offering Global Number Hosting for geographic, national and toll-free numbers in France. This service will allow you to provision numbers on the Bandwidth network that you have obtained from ARCEP, the French regulator. When hosting your own numbers, you will be able to leverage our interconnected network and robust number management experience while maintaining ownership of the number in accordance with local regulations. 

For more information, check out our FAQ. To contract for Global Number Hosting, reach out to your account manager.

January 4, 2023 Bandwidth Dashboard

New file type restrictions

In order to improve security and reliability, we are limiting the types of file uploads we support for both port-in documents and import TN documents. We are also adding validation to ensure that the content-type header, the file type extension, and the MIME-type are consistent with each other.


Effective March 2, 2023, Bandwidth will allow only the following types of files to be uploaded:

  • CSV (“text/csv”)
  • DOC (“application/msword”)
  • DOCX (“application/vnd.openxmlformats-officedocument.wordprocessingml.document”)
  • JPG/JPEG (“image/jpeg”)
  • PDF (“application/pdf”)
  • PNG (“image/png”)
  • TXT (“text/plain”)
  • TIFF (“image/tiff”)
  • XLS (“application/”)
  • XLSX (“application/vnd.openxmlformats-officedocument.spreadsheetml.sheet”)


If you have any questions regarding this upcoming change, reach out to your Bandwidth Support Team!

December 19, 2022 Messaging API Bandwidth Dashboard

HTTP header case changes

On January 6, 2023, we will perform a messaging release that may cause changes to the letter case of HTTP headers within HTTP responses and callbacks. For instance, the “Content-Type” header may be changed to “content-type.”

Please validate that your applications are parsing these headers in a case-insensitive fashion in accordance with RFC 9110.

November 30, 2022 Phone Numbers API

Introducing Global Number Ordering

Beginning November 30, 2022, Bandwidth is offering global customers the ability to search and order specific numbers or consecutive number ranges using the Global Portal API. Numbers can be held in the customer’s cart for a maximum of 10 minutes. For more information, view our API docs.

November 21, 2022 911 Access

IP Traffic Consolidation

As of November 14, 2022, IP Traffic Consolidation now allows for the dynamic handling of emergency call routing types, allowing customers to send any route type (static VoIP, PIDF-LO, lat-lon (X/Y), and Microsoft Teams) down any SIP trunk associated with opted-in accounts.

To enable IP Traffic Consolidation, contact your account manager.

September 23, 2022 Messaging API

New messaging error codes

Three new messaging error codes are being created and will take effect by September 30, 2022:

  • volumetric-violation
    • SMPP/MM4: 785 
    • API: 4785
  • tfn-not-verified 
    • SMPP/MM4: 795 
    • API: 4795
  • media-content-invalid 
    • SMPP/MM4: 712 
    • API: 4712

Please review our full list of SMPP SMS Delivery Receipts and Error Codes and Messaging API HTTP Error Codes for more details.