CLABE Validator

Online tool to check or build a CLABE number

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Clave Bancaria Estandarizada (Spanish for "standardized banking cipher") is a banking standard from the Mexican Bank Association (Asociación de Bancos de México – ABM) for uniform numbering of bank accounts.




CLABE validation is calculated by your browser – the CLABE number is not sent over the internet.

CLABE number

Validating CLABE numbers
Example CLABEResult
002010077777777779Invalid checksum, last digit should be: 1
002010077777777771Valid: Banco Nacional de México (Aguascalientes MX-AGU)
032180000118359719Valid: IXE Banco (Atizapan, ...)
014027000005555558Valid: Banco Santander (Tecate MX-BCN, Tijuana)
002555000000000003Invalid city code: 555
Parts of an 18-digit CLABE number
3 Bank code
3 City (branch) code
11Account number (padded with leading zeros)
1 Control digit (checksum)