FakecreditcardAbout BIN 423437
BIN 423437 is listed as a Visa Prepaid Classic debit card issued by Turkiye Is Bankasi, A.S. in Turkey. 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). Prepaid products are loaded with funds in advance instead of drawing on a credit line; subscription and recurring-billing flows often handle them separately.
Turkiye Is Bankasi, A.S. has 68 BINs in the dataset, which makes it 5th of 32 banks with a BIN page in Turkey. The Turkiye Is Bankasi, A.S. BIN list shows all of them with network, type and level.
Turkey has 1,817 BINs in the dataset; among the 1,475 that name an issuer, the main networks are Mastercard (39%), Visa (36%), UATP (7%), and 36% are debit. See the Turkey BIN list or the Turkey card generator.
Visa number format for BIN 423437
| Starts with | 423437 (the BIN). First digit 4: banking and financial |
|---|---|
| Length | 16 digits (13 and 19 also allowed) |
| Security code | 3-digit CVV2 on the back |
| Check digit | The last digit, calculated with the Luhn algorithm |
| Printed as | 4234 3793 9333 9740 |
A checkout that receives a number starting with 423437 should detect Visa, 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 423437 in our data. Neighbouring ranges often belong to the same bank, but not always — each range is assigned separately.
More BINs from Turkiye Is Bankasi, A.S.
All 68 BINs of Turkiye Is Bankasi, A.S. →
Frequently asked questions
Which bank issued BIN 423437?
BIN 423437 is registered to Turkiye Is Bankasi, A.S. in Turkey. The dataset lists the website www.isbank.com.tr. Bank details can change after mergers or portfolio sales, so confirm with the bank for anything important.
Is 423437 a debit or a credit card BIN?
It is recorded as debit, product level Prepaid 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 423437 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 423437?
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 Turkiye Is Bankasi, A.S., 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.
BIN checker · BIN list by country · BIN generator · Free BIN API
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.