BIN 557521
5575 2166 2313 8316
BIN 557521 is the Issuer Identification Number (IIN) at the start of a card number. It is issued on the Mastercard network as a debit card at the Standard level. The issuing bank is Velobank, S.a., based in Poland. A BIN identifies the bank and card range only — it never reveals an account number, balance or cardholder.
Other BINs from Velobank, S.a.
Check another BIN
Enter any card's first 6–8 digits to look up its bank, scheme, type and country.
Open BIN Lookup →Frequently asked questions
What bank issued BIN 557521?
BIN 557521 belongs to Velobank, S.a. in Poland. A BIN identifies the issuing bank and card range — never an individual account or cardholder.
Is BIN 557521 a credit or debit card?
It is a debit card on the Mastercard 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.