BIN 646144
6461 4405 2449 3399
BIN 646144 is the Issuer Identification Number (IIN) at the start of a card number. It is issued on the Discover network as a credit card at the Personal level. The issuing bank is Discover Issuer, 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 646144 follows these Discover 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.
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Open BIN Lookup →Frequently asked questions
What bank issued BIN 646144?
BIN 646144 belongs to Discover Issuer in United States. A BIN identifies the issuing bank and card range — never an individual account or cardholder.
Is BIN 646144 a credit or debit card?
It is a credit card on the Discover 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.