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BIN 550833 – Mastercard Debit Card (United States)

The first six digits 550833 identify a Mastercard Prepaid debit card (United States). Below: card format, test numbers and related BINs.

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550833Mastercard Debit
Network
Mastercard
Type
Debit
Level
Prepaid
Issuer
Not in the data
Country
United States US
Card length
16 digits
Security code
3-digit CVC2 on the back
8-digit range
55083300–55083399

Generate test numbers with this BIN Open in BIN generator

Sample test numbers for BIN 550833 Test data

NumberExpiryCVVCopy
5508 3379 0901 894910/2029314
5508 3325 0056 437502/2027030
5508 3308 6197 708704/2027116

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 550833

In our BIN data, 550833 is a Mastercard Prepaid debit card range, 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). Prepaid products are loaded with funds in advance instead of drawing on a credit line; subscription and recurring-billing flows often handle them separately.

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.

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.

Mastercard number format for BIN 550833

Starts with550833 (the BIN). First digit 5: banking and financial
Length16 digits
Security code3-digit CVC2 on the back
Check digitThe last digit, calculated with the Luhn algorithm
Printed as5508 3379 0901 8949

A checkout that receives a number starting with 550833 should detect Mastercard, 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 550833 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 550833?

The dataset does not name an issuer for BIN 550833, only the country (United States). The network is Mastercard.

Is 550833 a debit or a credit card BIN?

It is recorded as debit, product level Prepaid. 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 550833 have?

Mastercard card numbers have 16 digits, and the security code is a 3-digit CVC2 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 550833?

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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