BIN 387781 — Lookup & Card Details

Check bank, country, card type, and issuer information for BIN 387781.

What is BIN 387781?

BIN 387781 is on the Diners Club 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 Diners Club network.

Diners Club International is one of the oldest card networks; its cards are processed over the Discover network in many regions.

Payment processors read these digits on every transaction: they drive routing decisions, currency handling at checkout, fraud scoring and card-product acceptance rules. BIN 387781 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 387781, digit by digit

Each position in a BIN carries defined meaning under ISO/IEC 7812. Here is how the 6 digits of 387781 break down.

3Major Industry Identifier — Travel & entertainment (Amex, Diners, JCB)

8Issuer range digit 2 of the 6-digit prefix

7Issuer range digit 3 of the 6-digit prefix

7Issuer range digit 4 of the 6-digit prefix

8Issuer range digit 5 of the 6-digit prefix

1Issuer range digit 6 of the 6-digit prefix

BIN 387781 — frequently asked questions

Which bank issued BIN 387781?

The live registry lookup doesn't currently return a bank name for BIN 387781. The prefix resolves to the Diners Club network, and issuer details may appear as registries update — newly issued and virtual ranges often lag.

What card network does BIN 387781 run on?

BIN 387781 runs on the Diners Club network. Diners Club International is one of the oldest card networks; its cards are processed over the Discover network in many regions.

Is it legal to look up BIN 387781?

Yes. BIN 387781 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

387771 387772 387773 387774

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