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BIN 433999 – Visa Debit Card from City Credit Union

The first six digits 433999 identify a Visa Business debit card issued by City Credit Union (United States). Below: card format, test numbers and related BINs.

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433999Visa Debit
Network
Visa
Type
Debit
Level
Business
Issuer
City Credit Union
Country
United States US
Card length
16 digits (13 and 19 also allowed)
Security code
3-digit CVV2 on the back
8-digit range
43399900–43399999
Issuer phone
+12145150100
Issuer website
www.citycu.org

Generate test numbers with this BIN Open in BIN generator

Sample test numbers for BIN 433999 Test data

NumberExpiryCVVCopy
4339 9976 0161 127112/2031949
4339 9963 6988 151405/2031468
4339 9930 8108 445101/2030945

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 433999

In our BIN data, 433999 is a Visa Business debit card range that belongs to City Credit Union, registered in the United States. 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). Business, corporate and commercial products are issued to companies for company spending and often carry different interchange fees from consumer cards.

City Credit Union has fewer than ten BINs in our data, so it has no bank page; 2 BINs starting with 433 belong to it.

Across the United States, the dataset counts 156,869 BINs; among the 73,133 that name an issuer, the main networks are Visa (50%), Mastercard (22%), Discover (17%), and 46% are debit. See the United States BIN list or the United States card generator.

Visa number format for BIN 433999

Starts with433999 (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 as4339 9976 0161 1271

A checkout that receives a number starting with 433999 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.

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Nearby BINs

The BINs closest to 433999 in our data. Neighbouring ranges often belong to the same bank, but not always — each range is assigned separately.

More BINs from City Credit Union

Frequently asked questions

Which bank issued BIN 433999?

BIN 433999 is registered to City Credit Union in the United States. The dataset lists the website www.citycu.org. Bank details can change after mergers or portfolio sales, so confirm with the bank for anything important.

Is 433999 a debit or a credit card BIN?

It is recorded as debit, product level Business. 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 433999 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 433999?

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 City Credit Union, 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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