BIN 550502 — Lookup & Card Details

BIN 550502 is issued by Bbva Bancomer, Sa Instit. De Banca Multiple Grupo Financier, from Mexico, on the mastercard network, as a credit card.

A Bank Identification Number (BIN, or Issuer Identification Number / IIN) is the first 6 to 8 digits of any payment card. It tells the payment network which institution issued the card, what kind of card it is, and where it was issued. For BIN 550502, that institution is Bbva Bancomer, Sa Instit. De Banca Multiple Grupo Financier in Mexico. The card runs on the mastercard network. Transactions settle in MXN.

Merchants, fraud teams, ad platforms and developers use BIN data to route transactions, localize checkout, detect chargebacks and decide which card products they accept. BIN 550502 itself is public metadata — it identifies the issuer, not the cardholder.