American Express
Cards starting with 3400
Card numbers that start with 3400 belong to American Express. We have 1 BIN ranges under this prefix.
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Credit · 1
Issuing countries
United States 1Issuing banks
American Express · 1
BINs starting with 3400
BIN data comes from a public database (binlist-data, CC BY 4.0) and may be out of date. Banks reassign BINs, so confirm details with the issuer.