"The meaning of the 13-digit ID card number" of Thailand.

The meaning of the 13-digit ID card number in Thailand is divided into the following parts:

The structure of 13 digits (Image 1)

ID card numbers are not just random numbers. Each position has a unique meaning:

• Main 1: Individual Types, divided into 8 categories (described in detail in the next section)

• Digits 2-3: Provincial codes that we give birth or name in the household register while issuing numbers

• Digits 4-5: District, district, or municipality codes in their respective provinces

• Digits 6-10: Groups of individuals, by type in Digit 1 or volume number of birth certificate

• Digits 11-12: The order of the person in that group or the place of the birth certificate in that book

• Digit 13: Check Digit is a number that is calculated from the first 12 digits to verify the accuracy of the entire set of digits.

Meaning of "first digit" (Image 2)

The first digit (digit 1) is the indicative "status" and "origin" of the person, divided into 8 main categories. Conclusions and precautions.

These numbers are considered very important personal information because they can identify the place of birth, registration status and birth order. Additional instructions: As indicated in the corner, be careful to disclose 13-digit images to others to prevent misuse or misuse of the information.