A2P 10DLC for real estate agents, explained
A2P 10DLC is the US carrier registration that lets a business send text messages from a normal 10-digit number. If you text leads through any software, it's the thing standing between your messages and the spam filter.
What the term means
"A2P" is application-to-person messaging — texts sent by software rather than typed by a person on their personal phone. "10DLC" is a standard 10-digit long-code phone number. US carriers require businesses sending A2P traffic over 10DLC numbers to register their brand (who you are) and their campaign (what kind of messages you send).
Why it exists
Carriers built the framework to cut down on spam and give legitimate businesses a trusted, higher-throughput path to the inbox. Registered senders are known; unregistered automated traffic is treated as suspect.
What it means for you
If you use a CRM or any tool to text leads from a business number, you fall under A2P 10DLC. Without registration, carriers increasingly filter or block the messages — so they simply don't arrive, often with no error you'd notice. Registration is what makes business texting reliably deliverable. (Personal one-to-one texts you type yourself are a different category.)
Staying compliant
Beyond registration, compliant texting means honoring consent — you shouldn't blast automated messages to people who never opted in — and giving recipients a clear way to opt out. Cold outreach in particular needs care.
How PropFlow handles it
PropFlow is A2P 10DLC registered, and it blocks automated SMS to cold prospects until there's consent — so your lead texting stays both compliant and deliverable without you managing the carrier paperwork. Start a free trial →
Common questions
What is A2P 10DLC?
A2P 10DLC stands for Application-to-Person messaging over 10-Digit Long Codes. It's the US carrier framework that requires businesses to register their brand and messaging campaign before sending automated or bulk texts from a standard 10-digit phone number.
Do real estate agents need A2P 10DLC?
If you text leads from a business number using any software or automation, yes. US carriers require registration for application-to-person traffic; unregistered messages are increasingly filtered or blocked.
What happens if I'm not registered?
Carriers may filter, throttle, or block your messages, so texts silently fail to deliver. Registration is what lets your business texts reliably reach US phones.
Does PropFlow handle A2P 10DLC?
PropFlow is A2P 10DLC registered, and it blocks automated SMS to cold prospects until there's consent. That keeps your lead texting compliant and deliverable.