# What is an SMSC?

> An SMSC (Short Message Service Center) is the core infrastructure component of a mobile network that stores, forwards, and delivers SMS messages between mobile devices and external applications. Every SMS — A2P, P2P, MO, MT — passes through an SMSC.

- Canonical URL: https://www.broadnet.me/answers/what-is-smsc
- Language: en
- Last reviewed: 2026-05-26
- Publisher: BroadNet (https://www.broadnet.me)

## Related

- [All answers](https://www.broadnet.me/answers)
- [Glossary](https://www.broadnet.me/answers)
- [What is SMPP?](https://www.broadnet.me/answers/what-is-smpp)
- [SMSC vs SMS gateway — what's the difference?](https://www.broadnet.me/answers/smsc-vs-sms-gateway)
- [What is an MMSC (Multimedia Messaging Service Centre)?](https://www.broadnet.me/answers/what-is-mmsc)
- [SS7 MAP — what it is and why messaging still depends on it](https://www.broadnet.me/answers/ss7-map-explained)
- [SMS API](https://www.broadnet.me/products/sms-api)