FakecreditcardAbout BIN 434308
In our BIN data, 434308 is a Visa Classic credit card range that belongs to Bank of Guam, registered in Guam. Credit cards spend against a credit line that the cardholder repays later; interchange fees and fraud rules usually differ from debit cards. Classic marks an entry-level consumer product.
Bank of Guam has fewer than ten BINs in our data, so it has no bank page; 2 BINs starting with 434 belong to it.
Across Guam, the dataset counts 39 BINs; among the 36 that name an issuer, the main networks are Visa (78%), Mastercard (22%), and 47% are debit. See the Guam BIN list.
Visa number format for BIN 434308
| Starts with | 434308 (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 | 4343 0812 9940 8391 |
A checkout that receives a number starting with 434308 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 434308 in our data. Neighbouring ranges often belong to the same bank, but not always — each range is assigned separately.
More BINs from Bank of Guam
Frequently asked questions
Which bank issued BIN 434308?
BIN 434308 is registered to Bank of Guam in Guam. The dataset lists the website www.bankofguam.com. Bank details can change after mergers or portfolio sales, so confirm with the bank for anything important.
Is 434308 a debit or a credit card BIN?
It is recorded as credit, product level Classic. 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 434308 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 434308?
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 Bank of Guam, 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.