There are more than 900 mobile network operators worldwide. All of them rely on three core services:
mobile data, voice, and SMS messaging.

For years, operators focused mainly on voice. Today, mobile data takes center stage with 4G and 5G expansion. As a result, many companies overlook SMS or treat it with skepticism.

However, this view misses an important opportunity.

Why Operators Feel Revenue Pressure

Across the industry, many telecom providers share the same concern. They believe they are not generating the revenue they should.

This feeling does not come from declining demand alone. Instead, it often links to revenue leakage and poor visibility into SMS traffic. These two issues connect more closely than many operators realize.

The Key Misunderstanding About SMS Traffic

Many reports describe SMS as a declining channel. This belief comes from mixing two very different types of SMS traffic:

• P2P (Person-to-Person)
• A2P (Application-to-Person)

When people discuss “falling SMS usage,” they usually refer to P2P traffic.

P2P SMS Is Declining — and That’s Expected

Consumers increasingly prefer messaging apps like WhatsApp, Viber, and Messenger. As a result, fewer people send SMS messages to friends and family.

This shift clearly reduces P2P SMS volumes. On its own, this trend makes SMS look like a fading technology.

But P2P tells only half the story.

A2P SMS Is Growing — Fast

A2P messaging serves a different purpose. Businesses use it to send:

• One-time passwords (OTP)
• Delivery updates
• Payment alerts
• Marketing notifications

Ironically, many messaging apps that reduce P2P traffic also increase A2P traffic. Companies like Facebook and Google rely heavily on SMS to verify users and deliver alerts.

Because of this, A2P SMS continues to grow steadily.

Market Growth Confirms the Opportunity

Industry research confirms this trend. In 2017, businesses sent 1.67 trillion A2P messages. By 2022, that number reached 2.8 trillion.

During the same period, the global A2P SMS market grew:

• From $12 billion in 2017
• To $26.6 billion in 2022

This growth reflects a 17.5% compound annual growth rate.

Driven by A2P messaging, overall SMS traffic continues to rise, even as P2P declines.

Final Takeaway

SMS is not disappearing. Instead, it is evolving.

While person-to-person messaging moves to apps, business messaging keeps SMS highly relevant. Operators that understand this shift can reduce revenue leakage and unlock new growth.

The future of SMS belongs to A2P, not nostalgia.