BIN 621943 — Lookup & Card Details

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Check bank, country, card type, and issuer information for BIN 621943.

What is BIN 621943?

BIN 621943 is on the UnionPay 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 UnionPay network.

UnionPay is China's card network and one of the largest in the world by cards issued; its BINs begin with 62 and are accepted in over 180 countries.

Payment processors read these digits on every transaction: they drive routing decisions, currency handling at checkout, fraud scoring and card-product acceptance rules. BIN 621943 carries no personal information: it maps to an issuing institution and card program, never to an individual account or person.

unionpay

BIN 621943, digit by digit

Each position in a BIN carries defined meaning under ISO/IEC 7812. Here is how the 6 digits of 621943 break down.

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

2Issuer range digit 2 of the 6-digit prefix

1Issuer range digit 3 of the 6-digit prefix

9Issuer range digit 4 of the 6-digit prefix

4Issuer range digit 5 of the 6-digit prefix

3Issuer range digit 6 of the 6-digit prefix

BIN 621943 — frequently asked questions

Which bank issued BIN 621943?

The live registry lookup doesn't currently return a bank name for BIN 621943. The prefix resolves to the UnionPay network, and issuer details may appear as registries update — newly issued and virtual ranges often lag.

What card network does BIN 621943 run on?

BIN 621943 runs on the UnionPay network. UnionPay is China's card network and one of the largest in the world by cards issued; its BINs begin with 62 and are accepted in over 180 countries.

Is it legal to look up BIN 621943?

Yes. BIN 621943 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

621933 621934 621935 621936

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