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CITIBANK N.A.: BIN / IIN Numbers

9 BIN ranges on file in VIET NAM. Verify card brand, type, and category for any card issued by CITIBANK N.A. in seconds.

Issuer
CITIBANK N.A.
Country
ARGENTINA, AUSTRALIA, HONG KONG, INDONESIA, JAPAN, NEW ZEALAND
Total BIN ranges on file
9
Card networks
MAESTRO, MASTERCARD, PRIVATE LABEL, VISA
MAESTRO MASTERCARD PRIVATE LABEL VISA ARGENTINA AUSTRALIA HONG KONG INDONESIA JAPAN

BIN ranges on file

BIN Brand Type Category Country
533024 MASTERCARD CREDIT / DEBIT CORPORATE VIET NAM
533773 MASTERCARD CREDIT CORPORATE VIET NAM
540540 MASTERCARD CREDIT / DEBIT CORPORATE PURCHASING VIET NAM
55536715 MASTERCARD CREDIT / DEBIT PURCHASING VIET NAM
555664 MASTERCARD CREDIT CORPORATE PURCHASING VIET NAM
526079 MASTERCARD DEBIT PLATINUM VIET NAM
52141830 MASTERCARD CREDIT MIXED PRODUCT VIET NAM
54491686 MASTERCARD CREDIT CORPORATE VIET NAM
54601430 MASTERCARD CREDIT MIXED PRODUCT VIET NAM

Common questions

What is a BIN or IIN number?

A BIN (Bank Identification Number), also called an IIN (Issuer Identification Number), is the first 6 to 8 digits of a payment card number. It identifies the card network (such as Visa or Mastercard), the issuing bank, and the card program (credit, debit, or prepaid). Modern cards use 8-digit BINs under ISO 7812.

How many BIN ranges does CITIBANK N.A. have on file?

CITIBANK N.A. has 9 BIN ranges on file in VIET NAM. Some issuers operate in more than one country; where that is the case this total may combine BIN ranges across all of them rather than a single country only.

How do I use a BIN number?

Enter the first 6 to 8 digits of any CITIBANK N.A.-issued card into BINSearchLookup's free tool on the home page to instantly verify the card network, type (credit/debit/prepaid), and issuer. Merchants and payment processors use BINs for fraud screening, routing, and compliance checks.

Is this BIN data updated regularly?

BIN assignments change as issuers add or retire card programs. BINSearchLookup refreshes its dataset on a rolling basis from card network range registries and issuer disclosures. The last-verified date on this page reflects when it was last checked.

Can this page verify if a specific card is active or fraudulent?

No. A BIN identifies the issuer and card program, not an individual account or cardholder. To check whether a specific card number is valid in real time, use the free lookup tool or API on our home page. This page lists BIN ranges only.

Sources and limitations

BIN and issuer data on this page is aggregated from card network range registries and issuer disclosures, then cross-checked before publication. A BIN identifies the issuer and card program, not an individual cardholder or account, so this page cannot confirm whether a specific card is open, closed, or authorized for a transaction.

For real-time verification of a live card number, use the lookup tool or API on our home page. Full sourcing and update cadence are documented on the methodology page.