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BIN 557659 – Mastercard Credit Card from WEX Bank

The first six digits 557659 identify a Mastercard B2B credit card issued by WEX Bank (Hong Kong). Below: card format, test numbers and related BINs.

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557659Mastercard Credit
Network
Mastercard
Type
Credit
Level
B2B
Issuer
WEX Bank
Country
Hong Kong HK
Card length
16 digits
Security code
3-digit CVC2 on the back
8-digit range
55765900–55765999
Issuer website
www.wexinc.com

Generate test numbers with this BIN Open in BIN generator All BINs of this bank

Sample test numbers for BIN 557659 Test data

NumberExpiryCVVCopy
5576 5966 6765 888401/2030936
5576 5900 6597 910911/2030284
5576 5994 5018 380503/2027565

Luhn-valid numbers built from this BIN for testing forms and BIN rules. No bank issued them: they belong to no account and every real payment with them is declined.

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About BIN 557659

BIN 557659 is listed as a Mastercard B2B credit card issued by WEX Bank in Hong Kong. Credit cards spend against a credit line that the cardholder repays later; interchange fees and fraud rules usually differ from debit cards.

WEX Bank has 14 BINs in the dataset, which makes it 22nd of 29 banks with a BIN page in Hong Kong. The WEX Bank BIN list shows all of them with network, type and level.

Hong Kong has 1,721 BINs in the dataset; among the 1,311 that name an issuer, the main networks are Mastercard (35%), Visa (27%), American Express (16%), and 24% are debit. See the Hong Kong BIN list or the Hong Kong card generator.

Mastercard number format for BIN 557659

Starts with557659 (the BIN). First digit 5: banking and financial
Length16 digits
Security code3-digit CVC2 on the back
Check digitThe last digit, calculated with the Luhn algorithm
Printed as5576 5966 6765 8884

When you test with this BIN, check that your form shows the Mastercard logo, groups the 16 digits correctly and rejects numbers whose check digit is wrong. The generator creates as many numbers with this BIN as you need, with expiry dates and CVVs, as CSV, JSON or XML.

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Nearby BINs

BINs just below and above 557659. Banks often hold consecutive ranges, so neighbours can be sister products of the same issuer.

More BINs from WEX Bank

All 14 BINs of WEX Bank →

Frequently asked questions

Which bank issued BIN 557659?

BIN 557659 is registered to WEX Bank in Hong Kong. The dataset lists the website www.wexinc.com. Bank details can change after mergers or portfolio sales, so confirm with the bank for anything important.

Is 557659 a debit or a credit card BIN?

It is recorded as credit, product level B2B. 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 557659 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 557659?

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 WEX Bank, 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.

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