Hello.

This is SureM Co., Ltd.

Thank you for using our service.

Today, we would like to share information of South Korea Inbound Sender ID (Prefix).

You are required to have a Sender ID set with Prefix if you do not have entity in South Korea.

There are 2 (two) options and we can support you according to your needs.

1) 009 Prefix

- Header [국제발신] / [국외발신] means [Sent from Overseas]

- SMS 1-90 bytes (Korean, 1-45 characters)

- LMS (long messages) 91-2000 bytes (Korean, 46-1000 characters)

2) 00777 Prefix

- Header [국제발신] / [국외발신] means [Sent from Overseas]

- SMS 1-140 bytes Unicode 1-70 characters

- No LMS supported

- Encoding UCS-2 which is able to send Chinese, Korean, Japanese and etc. along with English

If you have an inquiry, please send email at suremaster@surem.com.

Thank you.