Delivery Receipt Response Codes December 24, 2025 22:03 Updated For a breakdown of carrier-returned DLR error codes please see the attached master list. DLR Response Codes Masterlist_ 06_APR2026.xlsx 50 KB Download Related articles Recommendations for Texting and Calling from Toll-Free Numbers Delivery Receipt Aerialink Conversations for Agents Delivery Receipt(DLR) Confirmation Obtaining & Observing Message Consent Comments 0 comments Article is closed for comments.
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