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API Documentation

Welcome to the BINLookupAPI documentation. This guide will help you integrate BIN lookup functionality into your application.

What is BINLookupAPI?

BINLookupAPI is a RESTful API that provides detailed information about payment card Bank Identification Numbers (BINs). The BIN is the first 4 to 8 digits of a payment card number. Use it to:

  • Identify card networks and issuing banks
  • Detect card types (credit, debit, prepaid)
  • Verify country of issuance
  • Enhance fraud prevention
  • Improve payment routing

API Endpoint

POST https://api.binlookupapi.com/v1/bin

Quick Example

curl -X POST "https://api.binlookupapi.com/v1/bin" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"number": 42467101}'

Response:

{
  "data": {
    "bin": "42467101",
    "scheme": "visa",
    "funding": "debit",
    "brand": "VISA",
    "category": "CLASSIC",
    "country": {
      "code": "PL",
      "name": "POLAND"
    },
    "issuer": {
      "name": "ING BANK SLASKI SA",
      "website": null,
      "phone": null
    },
    "currency": "PLN",
    "prepaid": false,
    "commercial": false
  }
}

Next Steps

  • Quickstart Guide - Get from zero to your first BIN lookup in five steps
  • API Reference - Complete endpoint documentation with all parameters and response fields
  • Subscriptions - Plans, pricing, and quota information
  • API Keys - Managing your API credentials