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Exhaustive A2P 10DLC Campaign Vetting Success: A Prescriptive Guide for 1stContact.ai Users to Resolve ‘MESSAGE_FLOW’ Opt-in Rejections

Exhaustive A2P 10DLC Campaign Vetting Success: A Prescriptive Guide for 1stContact.ai Users to Resolve ‘MESSAGE_FLOW’ Opt-in Rejections

Exhaustive A2P 10DLC Campaign Vetting Success: A Prescriptive Guide for 1stContact.ai Users to Resolve ‘MESSAGE_FLOW’ Opt-in RejectionsNick Rustad, Business Coach
Published on: 03/10/2025

The Application-to-Person (A2P) 10-Digit Long Code (10DLC) regulatory framework governs business text messaging in the United States, mandating that all SMS/MMS traffic originating from an application, such as the 1stContact.ai platform, must be registered.

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