SMS Delivery Delays for a subset of Twilio Short Codes to Small Regional US Carriers

Incident Report for Twilio

Resolved

This incident has been resolved.

Posted Mar 26, 2020 - 22:17 PDT

Monitoring

We are observing successful SMS delivery for US short codes to small regional US carriers. We will continue to monitor to ensure a full recovery.

Posted Mar 26, 2020 - 22:03 PDT

Update

We further checked that we are experiencing SMS delivery delays when sending messages to small regional US carriers with a subset of Twilio Short Codes. Our engineers are working with our carrier partner to resolve the issue. We will provide an update as soon as we have additional information.

Please refer below list of carriers:
RINA
Union Wireless
West Central Wireless
Bluegrass Cellular
Illinois Valley Cellular
Inland Cellular
Nex Tech Communications
Limitless Mobile (formerly Immix)
Cellcom
Cellular One of East Central Illinois (ECIT) - DECOMMISSIONED
Alaska Communications Systems (ACS)
GCI Comm
(General Communications Inc. in AK)
Thumb Cellular
Chat Mobility
NW Missouri Cellular
Panhandle Wireless (aka PTCI)
Viaero Wireless
MTPCS Cellular One (aka Cellone Nation)
Duet IP
SouthernLinc
SRT Communications
Copper Valley Telecom
Mid-Rivers Communications
Carolina West
ASTAC (Arctic Slope Telephone Cooperative Association)
Cordova Telephone Cooperative Inc dba Cordova Wireless
Pine Belt
Shelcomm, Inc.
Standing Rock

Posted Mar 26, 2020 - 21:14 PDT

Investigating

We are experiencing SMS delivery delays when sending messages to NewCell in the USA with a subset of Twilio Short Codes. Our engineers are working with our carrier partner to resolve the issue. We will provide an update as soon as we have additional information.

Posted Mar 26, 2020 - 20:05 PDT

This incident affected: CARRIER NETWORK (SMS Short Code, North America).