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BIN 666094 – Maestro Debit Card from Citibank (Hong Kong), Ltd.

The first six digits 666094 identify a Maestro ATM Card debit card issued by Citibank (Hong Kong), Ltd. (Hong Kong). Below: card format, test numbers and related BINs.

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666094Maestro Debit
Network
Maestro
Type
Debit
Level
ATM Card
Issuer
Citibank (Hong Kong), Ltd.
Country
Hong Kong HK
Card length
12 to 19 digits
Security code
3-digit code (not on every card)
8-digit range
66609400–66609499
Issuer phone
+85228600333
Issuer website
www.citibank.com.hk

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

Sample test numbers for BIN 666094 Test data

NumberExpiryCVVCopy
6660 9442 1846 477102/2028610
6660 9428 8925 930605/2027735
6660 9480 0684 480504/2028178

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 666094

BIN 666094 is listed as a Maestro ATM Card debit card issued by Citibank (Hong Kong), Ltd. in Hong Kong. Debit cards draw money directly from the cardholder's bank account, so checkouts and gateways often treat them differently from credit cards (fees, holds, recurring billing).

Citibank (Hong Kong), Ltd. has 138 BINs in the dataset, which makes it the second-largest of 29 banks with a BIN page in Hong Kong. The Citibank (Hong Kong), Ltd. 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.

Maestro number format for BIN 666094

Starts with666094 (the BIN). First digit 6: merchandising and banking
Length12 to 19 digits
Security code3-digit code (not on every card)
Check digitThe last digit, calculated with the Luhn algorithm
Printed as6660 9442 1846 4771

When you test with this BIN, check that your form shows the Maestro 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 666094. Banks often hold consecutive ranges, so neighbours can be sister products of the same issuer.

More BINs from Citibank (Hong Kong), Ltd.

All 138 BINs of Citibank (Hong Kong), Ltd. →

Frequently asked questions

Which bank issued BIN 666094?

BIN 666094 is registered to Citibank (Hong Kong), Ltd. in Hong Kong. The dataset lists the website www.citibank.com.hk. Bank details can change after mergers or portfolio sales, so confirm with the bank for anything important.

Is 666094 a debit or a credit card BIN?

It is recorded as debit, product level ATM Card. Debit cards draw money directly from the cardholder's bank account, so checkouts and gateways often treat them differently from credit cards (fees, holds, recurring billing).

How many digits does a card with BIN 666094 have?

Maestro card numbers have 12 to 19 digits, and the security code is a 3-digit code (not on every card). 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 666094?

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 (Hong Kong), Ltd., 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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