Norwegian National ID Number

The Norwegian national identity number is a unique 11-digit identifier issued to residents and citizens of Norway.

Norwegian National ID Number — Validates date of birth, serial number, and Mod11 checksum.

Regex expressions	Description	Score
`\b(?:(?:0[1-9]\|[1-6][0-9]\|7[01])(?:0[1-9]\|[1-4][0-9]\|5[0-2])\|[89][0-9]{3})[0-9]{7}\b`	Matches an 11-digit number, where: Digit 1–2: 01–71 Digit 3–4: 01–52 OR Digit 1–4: 8000–9999 Digit 5–11: 0–9	1

Regex expressions

Description

Score

\b(?:(?:0[1-9]|[1-6][0-9]|7[01])(?:0[1-9]|[1-4][0-9]|5[0-2])|[89][0-9]{3})[0-9]{7}\b

Matches an 11-digit number, where:

None