Validate bank details worldwide with one API

Validate IBANs, BIC/SWIFT codes and local bank routing codes worldwide with one reliable REST API. Identify banks and branches, catch invalid payment details before they cause failed transfers, and verify SEPA payee names when needed.

IBAN BIC/SWIFT US ABA/RTN Canada Routing Number Australia BSB New Zealand NCC India IFSC Mexico CLABE Argentina CBU
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$ curl 'https://api.fincodesapi.com/v2/bic/NATAAU33033' \
>     --header 'X-Api-Key: your-api-key-here' \
>     --header 'Accept: application/json'

{
    "success": true,
    "data": {
        "id": "NATAAU33033",
        "address": "500 BOURKE STREET, FLOOR 24",
        "postcode": "3000",
        "branch_name": "(HEAD OFFICE)",
        "branch_code": "033",
        "country": {
            "id": "AU",
            "name": "Australia"
        },
        "city": {
            "id": "3d2859b1-aa63-46dd-90d2-9ded52bbce22",
            "country_id": "AU",
            "name": "Melbourne"
        },
        "bank": {
            "id": "d7744803-1288-4955-9f53-05eb26bbef8e",
            "country_id": "AU",
            "code": "NATA",
            "name": "NATIONAL AUSTRALIA BANK LIMITED"
        }
    }
}
Global coverage

One API for bank identifiers worldwide

Stop integrating separate data sources and APIs for every country.

Fin Codes API gives your application a consistent way to validate bank identifiers and retrieve bank and branch information across major international and domestic banking systems.

IBANValidate IBAN structure and identify the associated bank. BIC/SWIFTValidate BIC/SWIFT codes and retrieve bank, branch and location details. US ABA/RTNValidate US routing numbers and identify financial institutions. Canada Routing NumberValidate Canadian institution and transit numbers. Australia BSBValidate Australian BSB numbers and retrieve bank and branch details. New Zealand NCCValidate New Zealand National Clearing Codes. India IFSCValidate IFSC codes and identify Indian bank branches. Mexico CLABEValidate Mexican CLABE numbers and extract their banking details. Argentina CBUValidate Argentina CBU numbers and retrieve associated banking information.
Validate before processing

Validate payment details
before money moves

Incorrect or outdated bank details can result in rejected payments, manual investigation and unnecessary delays.
Fin Codes API lets you validate banking identifiers as soon as they enter your system - during customer onboarding, supplier setup, payout creation or payment processing.

01

Catch invalid payment details early

Validate the format and structure of banking identifiers before submitting a payment.

02

Identify the financial institution

Retrieve structured bank, branch and location details from each submitted identifier.

03

Use one integration for global coverage

Handle international and local bank codes through a single, consistent REST API.

Verification of Payee

Check that the payee name matches the account

Compare the submitted payee name with the account-holder information for a SEPA IBAN before approving a payment.

  • Catch incorrect or outdated payee details
  • Add the check only where it is needed
  • Act on a clear verification result

Optional prepaid add-on. $0.20 per check

Explore Verification of Payee
IBAN
DE75 •••• •••• •••• 6199
Payee name
John Doe
Result
MATCH

The payee name matches the account-holder information.

Possible results:
MATCH CLOSE_MATCH NO_MATCH NOT_APPLICABLE
Infrastructure & integration

Production-ready, easy to get started

Create an account and start testing in minutes, backed by reliable infrastructure and banking datasets updated monthly.

Start testing in minutes

Create your account, get an API key and start testing immediately. No credit card or sales call required.

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Interactive API documentation

Explore every endpoint and response through our OpenAPI 3 documentation.

View documentation

Postman collection

Import the collection and start testing requests without first building an API client.

Open Postman collection

Reliable infrastructure & SLA

Rely on a 99.95% uptime SLA and monitor availability on our public status page.

View service status

Datasets updated monthly

Use maintained bank and branch information refreshed every month.

Where it fits

Built for fintech, payments and financial software

Fin Codes API can be integrated wherever banking details enter your workflow, helping you validate them before they are stored or used.

Fintech & payment platforms

Validate beneficiary details before initiating payments.

Marketplaces & payout platforms

Check seller, contractor and partner banking information during onboarding.

Accounting & ERP software

Check supplier banking information when creating or updating payment records.

Financial institutions

Enrich and validate banking identifiers through a simple API instead of maintaining multiple reference datasets.

Payroll systems

Validate employee bank details before payroll processing.

Global coverage. One integration.

99.95

%

Uptime

300

K+

Codes

52

K+

Banks

192

Countries

Simple, transparent pricing

Start with a 14-day free trial and move to the plan that matches your usage - no hidden fees, no surprises.

  • ✓ Free 14-day trial
  • ✓ No credit card required
Basic Plan

$39 USD / month

  • 1,000 unique requests
  • 1 user
  • Email support
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Most popular
Pro Plan

$99 USD / month

  • 10,000 unique requests
  • 5 users
  • Email support
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Enterprise Plan

$199 USD / month

  • 100,000 unique requests
  • Unlimited users
  • Priority support
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Verification of Payee (VoP)

Match payee names against SEPA IBAN account holders to prevent misdirected payments. Pre-paid add-on. Learn more

$0.20 per check

Start validating bank details today

Integrate IBAN, BIC/SWIFT and local bank-code validation with a single API.

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