Announcements
87 articles
Changes to API ingress for dashboard.bandwidth.com
Multi-Factor Authentication (MFA) is now available on the Bandwidth App
Secure your account with SSO integration
Bandwidth App order history limited to three years
Notification callback subscription URL validation
Changes to Bandwidth API credential management
On‑behalf‑of outbound PSTN calling scenarios for Microsoft Teams voice applications
Change to SIP response code for denylisted origin numbers
Format of Lithuania national calls changing on March 1
New default CNAM behavior when provisioning new locations
TO and FROM fields required for Voice Technical Support tickets
Updates to CNAM and LIDB ticket options
There’s a new Privacy parameter in the Programmable Voice API
Bandwidth now supports dialing 988 for suicide prevention
Mexico dial plan changes
Canadian universal call blocking
Calling restrictions for international traffic terminating to China
Calling restrictions for international traffic terminating to Australia
Carrier surcharge update on December 1, 2025
Friendly reminders for Black Friday and Cyber Monday
Campaign Verify tokens required for Toll-Free and Short Code
New Bandwidth vetting rejection codes: 2133, 2134, 2135, 2136, 2137, 2138, and 2139
Carrier surcharge update on November 1, 2025
New Bandwidth vetting rejection code: 6104
Carrier surcharge update on October 1, 2025
New Bandwidth vetting rejection codes: 2132 and 7107
Rollback of Bandwidth vetting rejection codes 3108 and 3109
Changes to the ticket open process for messaging registration support
Two new campaign vetting rejection reasons
Two new Toll-Free Verification reports
URL Shorteners reminder for Black Friday and Cyber Monday
Match the file extension of media uploads to the content type
Notice of Coordinated SHAFT Violation Messaging Event
New requirements for 10DLC vetting
Limit media uploads to one content type
Prohibited content in SMS messages to Malaysian numbers
Timestamp precision increasing in Messaging API responses and callbacks
Carrier surcharge updates on January 1
Bandwidth now supports messaging 988 for suicide prevention in Canada
Check out our Black Friday and Cyber Monday messaging guide
Check that your 10DLC messaging campaigns are compliant
Industry approach to non-compliant SMS traffic
Accept headers must be compatible with application/json
Update to the toll-free verification form
Carrier surcharge updates on July 1
Increased T-Mobile surcharges for unregistered 10DLC traffic
Increased AT&T surcharges for unregistered 10DLC traffic
Upcoming HTTP header case changes
T-Mobile’s new non-use fee for 10DLC campaigns
New surcharge for local MMS traffic going to DBA Claro
Verizon SMS surcharge update
Updated Cellular South pass-through fees
New MMS surcharge from Cellular South
Bandwidth now supports messaging 988 for suicide prevention
Updated Verizon pass-through fees
New carrier surcharges effective August 1, 2022
Update to toll-free mobile terminated surcharges
Update to Canadian carrier pass-through surcharges
SDK support change for MMS media uploads
Increasing AT&T surcharges for unregistered 10DLC traffic
Changes to accepted MMS file types
TextNow A2P surcharges
US Cellular P2P surcharges
AT&T and T-Mobile toll-free messaging surcharges
Message Expiration
Priority Queueing
Verizon outbound toll-free SMS surcharge
Message ID updates
Brightspeed porting embargo
Updates to the MoveTns Order API
Changes to New Number Order status
Porting for Canadian numbers is now fully automated through Fibernetics
Boundary elimination overlay for 480, 602, and 623 NPAs
Canceled: LATA 322 TNs moving off-net
LATA 939 TNs moving on-net
Announcing Phone Number Lookup API
Sunsetting 511 (traffic information)
Toll-free port out request changes
LATA 330 rate centers moving off-net
LATA 562 rate centers moving off-net
LATAs 542 (Midland, TX) and 736 (Monterey/Salinas, CA) rate centers moving off-net
LATAs 973 (Palm Springs, CA), 342 (Marquette, MI), and 120 (Portland, ME) rate centers moving off-net
LATA 638 rate centers moving off-net