SMS Marketing
A2P
Application-to-Person
Messaging sent from an application or software to a person's mobile device, as opposed to person-to-person (P2P) messaging.
What is A2P?
Application-to-Person (A2P) messaging refers to automated text messages sent from a software application to mobile users. This is the standard for business SMS.
A2P use cases:
- Marketing campaigns
- Order confirmations
- Shipping notifications
- Appointment reminders
- Two-factor authentication
- Customer service
A2P requirements:
- Registration with carriers (10DLC for US)
- Compliance with TCPA and carrier guidelines
- Proper opt-in consent
- Honor opt-out requests
Why A2P Matters
Understanding A2P is essential for compliant and effective business SMS.
Track Your SMS Marketing Metrics
Chargezen helps you monitor and optimize metrics like A2P automatically.
Get StartedMore SMS Marketing Terms
View all SMS Marketing definitionsExplore More Terms
Browse our complete glossary of e-commerce and subscription terms.
View Full Glossary