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BIN 427657 – Visa Debit Card from Union Bank of Taiwan

Bank identification number 427657 belongs to a Visa Classic debit card range of Union Bank of Taiwan in Taiwan. Below: card format, test numbers and related BINs.

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427657Visa Debit
Network
Visa
Type
Debit
Level
Classic
Issuer
Union Bank of Taiwan
Country
Taiwan TW
Card length
16 digits (13 and 19 also allowed)
Security code
3-digit CVV2 on the back
8-digit range
42765700–42765799
Issuer phone
+886227180001
Issuer website
www.ubot.com.tw

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

Sample test numbers for BIN 427657 Test data

NumberExpiryCVVCopy
4276 5763 9054 729501/2030679
4276 5748 1203 449701/2028307
4276 5790 6699 576403/2030213

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 427657

BIN 427657 is listed as a Visa Classic debit card issued by Union Bank of Taiwan in Taiwan. 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). Classic marks an entry-level consumer product.

Union Bank of Taiwan has 49 BINs in the dataset, which makes it 6th of 31 banks with a BIN page in Taiwan. The Union Bank of Taiwan BIN list shows all of them with network, type and level.

Taiwan has 1,262 BINs in the dataset; among the 1,167 that name an issuer, the main networks are Mastercard (38%), Visa (38%), JCB (10%), and 10% are debit. See the Taiwan BIN list or the Taiwan card generator.

Visa number format for BIN 427657

Starts with427657 (the BIN). First digit 4: banking and financial
Length16 digits (13 and 19 also allowed)
Security code3-digit CVV2 on the back
Check digitThe last digit, calculated with the Luhn algorithm
Printed as4276 5763 9054 7295

When you test with this BIN, check that your form shows the Visa 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 427657. Banks often hold consecutive ranges, so neighbours can be sister products of the same issuer.

More BINs from Union Bank of Taiwan

All 49 BINs of Union Bank of Taiwan →

Frequently asked questions

Which bank issued BIN 427657?

BIN 427657 is registered to Union Bank of Taiwan in Taiwan. The dataset lists the website www.ubot.com.tw. Bank details can change after mergers or portfolio sales, so confirm with the bank for anything important.

Is 427657 a debit or a credit card BIN?

It is recorded as debit, product level Classic. 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 427657 have?

Visa card numbers have 16 digits (13 and 19 also allowed), and the security code is a 3-digit CVV2 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 427657?

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 Union Bank of Taiwan, 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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