BIN 423131
www.bayfed.com
4231 3152 5159 5257
BIN 423131 is the Issuer Identification Number (IIN) at the start of a card number. It is issued on the Visa network as a credit card at the Business level. The issuing bank is BAY Federal Credit Union, based in United States. A BIN identifies the bank and card range only — it never reveals an account number, balance or cardholder.
Card number format for this BIN
Every card number that starts with 423131 follows these Visa rules. Its last digit is a Luhn check digit calculated from the digits before it, which is why a mistyped number is usually rejected before a payment is even sent.
🇺🇸 Our dataset lists 156,869 BIN ranges issued in United States. See the United States BIN list with its banks, card schemes and card types.
Other BINs from BAY Federal Credit Union
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Open BIN Lookup →Frequently asked questions
What bank issued BIN 423131?
BIN 423131 belongs to BAY Federal Credit Union in United States. A BIN identifies the issuing bank and card range — never an individual account or cardholder.
Is BIN 423131 a credit or debit card?
It is a credit card on the Visa network.
Can I get full card numbers from a BIN?
No. A BIN is only the first 6–8 digits and public routing information. It reveals the scheme, type, bank and country, but never a full card number, balance or cardholder. The sample on this page is randomly generated and holds no funds.