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BIN 308888 – JCB Debit Card (Japan)

The first six digits 308888 identify a JCB debit card (Japan). Below: card format, test numbers and related BINs.

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308888JCB Debit
Network
JCB
Type
Debit
Level
–
Issuer
Not in the data
Country
Japan JP
Card length
16 digits (up to 19)
Security code
3-digit CAV2 on the back
8-digit range
30888800–30888899

Generate test numbers with this BIN Open in BIN generator

Sample test numbers for BIN 308888 Test data

NumberExpiryCVVCopy
3088 8815 9102 935204/2030907
3088 8894 8265 419612/2028468
3088 8845 3113 151005/2027533

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 308888

BIN 308888 is listed as a JCB debit card in Japan. 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).

The dataset does not name the issuing bank for this range. That is common for ranges that are new, private or used by processors on behalf of several banks.

Japan has 13,915 BINs in the dataset; among the 5,015 that name an issuer, the main networks are Visa (36%), Diners Club (28%), Mastercard (23%), and 7% are debit. See the Japan BIN list or the Japan card generator.

JCB number format for BIN 308888

Starts with308888 (the BIN). First digit 3: travel and entertainment
Length16 digits (up to 19)
Security code3-digit CAV2 on the back
Check digitThe last digit, calculated with the Luhn algorithm
Printed as3088 8815 9102 9352

A checkout that receives a number starting with 308888 should detect JCB, 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 308888 in our data. Neighbouring ranges often belong to the same bank, but not always — each range is assigned separately.

Frequently asked questions

Which bank issued BIN 308888?

The dataset does not name an issuer for BIN 308888, only the country (Japan). The network is JCB.

Is 308888 a debit or a credit card BIN?

It is recorded as debit. 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 308888 have?

JCB card numbers have 16 digits (up to 19), and the security code is a 3-digit CAV2 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 308888?

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 any bank, 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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