ThailandNational Identity Card Number
Also known as: National ID Number · Population Identification Code · บัตรประชาชน · รหัสบัตรประชาชน
Specification
Format
#-####-#####-##-#
- # — any digit
- Other characters are positional codes or literal separators — see the references below.
- Length
- 13–17 characters
- Checksum
- Yes
Check digits are recomputed and verified.
- Embedded data
- Yes
A valid number encodes details such as birth date, gender, or region. The validator extracts them locally in your browser.
Sample test value
8-6100-43713-89-1This value was randomly generated to satisfy the format and check-digit rules. It is not a real ID and does not belong to any person.
Ready to check a number?
Validate a Thailand National Identity Card Number now — it runs in your browser and the number never leaves your device.
Try it in the validatorValidation rules for Thailand come from the open-source idnumbers library. Report a format issue on GitHub