FakecreditcardAbout BIN 555056
BIN 555056 is listed as a Mastercard Corporate Purchasing credit card issued by Citibank, N.A., Puerto Rico in Puerto Rico. Credit cards spend against a credit line that the cardholder repays later; interchange fees and fraud rules usually differ from debit cards. Business, corporate and commercial products are issued to companies for company spending and often carry different interchange fees from consumer cards.
Citibank, N.A., Puerto Rico has fewer than ten BINs in our data, so it has no bank page.
Puerto Rico has 501 BINs in the dataset; among the 472 that name an issuer, the main networks are Visa (55%), Mastercard (43%), American Express (1%), and 34% are debit. See the Puerto Rico BIN list.
Mastercard number format for BIN 555056
| Starts with | 555056 (the BIN). First digit 5: banking and financial |
|---|---|
| Length | 16 digits |
| Security code | 3-digit CVC2 on the back |
| Check digit | The last digit, calculated with the Luhn algorithm |
| Printed as | 5550 5600 8577 6728 |
A checkout that receives a number starting with 555056 should detect Mastercard, expect 16 digits and ask for a 3-digit security code. The generator creates as many numbers with this BIN as you need, with expiry dates and CVVs, as CSV, JSON or XML.
Nearby BINs
The BINs closest to 555056 in our data. Neighbouring ranges often belong to the same bank, but not always — each range is assigned separately.
Frequently asked questions
Which bank issued BIN 555056?
BIN 555056 is registered to Citibank, N.A., Puerto Rico in Puerto Rico. Bank details can change after mergers or portfolio sales, so confirm with the bank for anything important.
Is 555056 a debit or a credit card BIN?
It is recorded as credit, product level Corporate Purchasing. Credit cards spend against a credit line that the cardholder repays later; interchange fees and fraud rules usually differ from debit cards.
How many digits does a card with BIN 555056 have?
Mastercard card numbers have 16 digits, and the security code is a 3-digit CVC2 on the back. The first six digits are the BIN, the last digit is the Luhn check digit, and the digits in between identify the account.
Can I generate test card numbers with BIN 555056?
Yes. Open the generator with this BIN to create Luhn-valid numbers with expiry dates and CVVs for testing forms, validation and BIN-based rules. They are test data: not issued by Citibank, N.A., Puerto Rico, linked to no account and declined by real payment systems.
Does a BIN tell me whether a card is valid?
No. A BIN describes a range of card numbers — network, issuer, country and product — not a particular card. Whether a card exists or can be charged is known only to the issuing bank. To check the format of a full number (length and check digit), use the card validator.
A BIN identifies the card network and the issuing institution only. It reveals nothing about an individual card, cardholder or account, and it cannot show whether a card exists or can be charged. Test numbers generated from a BIN are for development and QA only and are declined by every real payment system.
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BIN data: bin-list-data by Venelin Kochev (a lite version of binlookup.io), licensed under CC BY 4.0. Changes made by Fakecreditcard: issuer, brand and country names re-cased and standardized, spelling variants of the same issuer merged, malformed phone numbers and web addresses removed.