BIN 340400
www.americanexpress.com
3404 0096 0595 503
BIN 340400 is the Issuer Identification Number (IIN) at the start of a card number. It is issued on the American Express network as a credit card at the Personal level. The issuing bank is American Express US Consumer, 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 340400 follows these American Express 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 American Express US Consumer
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Open BIN Lookup →Frequently asked questions
What bank issued BIN 340400?
BIN 340400 belongs to American Express US Consumer in United States. A BIN identifies the issuing bank and card range — never an individual account or cardholder.
Is BIN 340400 a credit or debit card?
It is a credit card on the American Express 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.