SOUTH KOREA SMS: Products and Compliance

South Korea

Sender ID Numeric
Dialing code 82
Major Carriers KT, SK Telecom, LG Telecom
Number portability Yes
Message length 70 characters (unicode), 140 ASCII characters
Support for Concatenated message

Yes (SK Telecom)

No (Telecom and LG Telecom)

Sender ID Supported

Long Code

Setup Time -
Support for Two Way SMS Unicode is supported

SMS Compliance

Prohibited Content:

The following types of messaging on all SMS messaging products are all prohibited:

  • Spam
  • Adult content
  • Religious Messages
  • Political messages
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