We have been notified by our carrier partners of an issue impacting delivery towards both C Spire Wireless (also known as Cellular South) USA and Google Voice USA.
As of result of this issue, outbound messages sent from short codes towards subscribers of the carriers mentioned above may experience delays.
The carriers are aware of this issue and investigating the root cause and our carrier partners will provide an update as soon as we have one.
Please contact firstname.lastname@example.org
if you have any questions.