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VietnamCitizen Identity Card Number

Also known asNational ID Number · Thẻ căn cước công dân

ISO codes
VNM / VN
Region
Asia
Length
9–12 characters
Checksum
No

Character map

Each cell is one character of the sample test value; separators are shown as-is.

Sample test value

221461056

This value was randomly generated to pass this country's validation rules. It is not a real ID and does not belong to any person.

(01)Country reference

Specification

Format
  • ############
  • #########
  • # — any digit

Documented field layout: PPPGYYSSSSSS

Length

9–12 characters

Checksum
No

Only the format is checked — this number has no check digit.

Embedded data
Yes

A valid number encodes details such as birth date, gender, or region. The validator extracts them locally in your browser.

References

Check a Vietnam number now.

Validate a Vietnam Citizen Identity Card Number now — it runs in your browser and the number never leaves your device.

Try it in the validator

Validation rules for Vietnam come from the open-source idnumbers library. Report a format issue on GitHub