BIN 257203 — Lookup & Card Details

Check bank, country, card type, and issuer information for BIN 257203.

What is BIN 257203?

BIN 257203 is on the Mastercard network.

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. The card runs on the Mastercard network.

Mastercard is a global network whose BINs fall in the 51–55 and 2221–2720 ranges, accepted at merchants worldwide.

Payment processors read these digits on every transaction: they drive routing decisions, currency handling at checkout, fraud scoring and card-product acceptance rules. BIN 257203 carries no personal information: it maps to an issuing institution and card program, never to an individual account or person.

mastercard

BIN 257203, digit by digit

Each position in a BIN carries defined meaning under ISO/IEC 7812. Here is how the 6 digits of 257203 break down.

2Major Industry Identifier — Airlines and financial (incl. Mastercard 2-series)

5Issuer range digit 2 of the 6-digit prefix

7Issuer range digit 3 of the 6-digit prefix

2Issuer range digit 4 of the 6-digit prefix

0Issuer range digit 5 of the 6-digit prefix

3Issuer range digit 6 of the 6-digit prefix

BIN 257203 — frequently asked questions

Which bank issued BIN 257203?

The live registry lookup doesn't currently return a bank name for BIN 257203. The prefix resolves to the Mastercard network, and issuer details may appear as registries update — newly issued and virtual ranges often lag.

What card network does BIN 257203 run on?

BIN 257203 runs on the Mastercard network. Mastercard is a global network whose BINs fall in the 51–55 and 2221–2720 ranges, accepted at merchants worldwide.

Is it legal to look up BIN 257203?

Yes. BIN 257203 is public infrastructure data under the ISO/IEC 7812 standard — it identifies the issuing program, not any cardholder. No personal or account data is involved in a BIN lookup.

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Related BIN ranges

Browse neighboring BINs — useful when pinpointing a card range.

Lower BINs

257193 257194 257195 257196

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