The issue has been identified with our upstream message partner, and a fix has been implemented. There a large number of queued messages which must be processed before full service is restored. We will provide an update once service is fully restored.
Posted Mar 21, 2020 - 13:36 PDT
Investigating
We are investigating issues with responses to messages sent to 77977 for customers with phones on the Sprint network. We will provide updates here soon.