BIN 645136 — Lookup & Card Details

Check bank, country, card type, and issuer information for BIN 645136.

What is BIN 645136?

BIN 645136 is on the Discover 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 Discover network.

Discover is a U.S.-based network whose BINs include 6011, 65 and the 644–649 ranges, with international acceptance via partner networks.

Payment processors read these digits on every transaction: they drive routing decisions, currency handling at checkout, fraud scoring and card-product acceptance rules. BIN 645136 carries no personal information: it maps to an issuing institution and card program, never to an individual account or person.

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BIN 645136, digit by digit

Each position in a BIN carries defined meaning under ISO/IEC 7812. Here is how the 6 digits of 645136 break down.

6Major Industry Identifier — Merchandising & banking (Discover, UnionPay, Maestro)

4Issuer range digit 2 of the 6-digit prefix

5Issuer range digit 3 of the 6-digit prefix

1Issuer range digit 4 of the 6-digit prefix

3Issuer range digit 5 of the 6-digit prefix

6Issuer range digit 6 of the 6-digit prefix

BIN 645136 — frequently asked questions

Which bank issued BIN 645136?

The live registry lookup doesn't currently return a bank name for BIN 645136. The prefix resolves to the Discover network, and issuer details may appear as registries update — newly issued and virtual ranges often lag.

What card network does BIN 645136 run on?

BIN 645136 runs on the Discover network. Discover is a U.S.-based network whose BINs include 6011, 65 and the 644–649 ranges, with international acceptance via partner networks.

Is it legal to look up BIN 645136?

Yes. BIN 645136 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

645126 645127 645128 645129

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