National identification numbers

France's principal government institution in charge of statistics and census data

Aadhaar is a twelve-digit unique identity number that can be obtained voluntarily by all residents of India based on their place of residence, biometrics and demographic data. The data is collected by the Unique Identification Authority of India (UIDAI), a statutory authority established in January 2016 by the Ministry of Electronics and Information Technology, following the provisions of the Aadhaar Act, 2016.

number to represent one's identity as a numerical code

nine-digit number issued to U.S. citizens, permanent residents, and temporary working residents

PESEL () is the national identification number used in Poland since 1979. The number is 11 digits long, identifies exactly one person, and cannot be changed once assigned, except in specific situations (such as gender reassignment).

Danish national identification number

EasyNumber (acronym reading "Enterprise Access SYstem Number") is a Business information identifier provided by the Easynumber Company, a joint venture between the Companies Creditreform and Coface. It is sequentially allocated to any type of private or public organization, operating business or services providers, domestically or internationally, regardless the country of origin or the operating industry.

Italian taxpayer identification number

unique identification number for citizens of some former Yugoslav republics

Japanese national identification number

person identifier in Russia

ten-digit number issued to Icelandic citizens, residents, and organisations