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BIN 423399 — Lookup & Card Details
Check bank, country, card type, and issuer information for BIN 423399.
What is BIN 423399?
BIN 423399 is issued by Chelsea Groton Bank, from United States of America (the), on the Visa network, as a debit 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 423399, that institution is Chelsea Groton Bank in United States of America (the). The card runs on the Visa network. Transactions settle in USD.
Visa is the world's largest card network, with cards beginning with the digit 4 and accepted in virtually every country.
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 423399 itself is public metadata — it identifies the issuer, not the cardholder.
BIN 423399, digit by digit
Each position in a BIN carries defined meaning under ISO/IEC 7812. Here is how the 6 digits of 423399 break down.
BIN 423399 — frequently asked questions
Which bank issued BIN 423399?
BIN 423399 is registered to Chelsea Groton Bank in United States of America (the). The issuing institution is recorded in the card networks' BIN registries and confirmed by the live lookup on this page.
What country is BIN 423399 from?
BIN 423399 was issued in United States of America (the), where card transactions settle in USD. Country of issuance is set by the issuing institution's registration, not by where the card is used.
What card network does BIN 423399 run on?
BIN 423399 runs on the Visa network as a debit card (Visa Business). Visa is the world's largest card network, with cards beginning with the digit 4 and accepted in virtually every country.
Is it legal to look up BIN 423399?
Yes. BIN 423399 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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