How to use
- Open the tool and pick an output format if available. \n
- Click generate to create a fictional value that follows validation rules. \n
- Copy the result into forms, demos, or automated test suites.
What it's for
Generate Korean resident registration numbers with a valid check digit.
About the document
RRN (주민등록번호) is a 13-digit Korean resident number with a weighted check digit.
Also useful
Need to validate? Try the RRN validator.
자주 묻는 질문
- Is this a real registered value?
- No. It only follows the check algorithm for testing.
- Does data leave my browser?
- No. Everything runs locally on your device.