The Bank Identification Number (BIN) 377843 is issued by BANCOLOMBIA in COLOMBIA. This is a AMERICAN EXPRESS CREDIT card with PERSONAL level.
BIN (Bank Identification Number), also known as IIN (Issuer Identification Number), refers to the first 6 digits of a payment card number. These digits identify the card-issuing institution, card type, and other attributes used for routing and fraud prevention.
By looking up BIN 377843, you can determine: the card network (AMERICAN EXPRESS), whether it's a credit, debit, or prepaid card (CREDIT), the card level (PERSONAL), the issuing bank (BANCOLOMBIA), and the country of issuance (COLOMBIA). This information is useful for payment processors, merchants, and fraud prevention systems.