Effortlessly validate
fin codes
using our comprehensive API

Instantly verify IBAN, BIC, ABA/RTN (US) New, Canada Routing Number, BSB (Australia), NCC (New Zealand), IFSC (India), and CLABE (Mexico) with one reliable API. We provide a fast, accurate, and easy-to-integrate solution to check bank account codes worldwide, so every transaction hits the right account without costly errors or delays.

Get Started for Free

  •  Free 14 day trial
  •  No credit card required
$ 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"
        }
    }
}

Validate bank codes, prevent errors

Validating bank codes ensures secure, error-free transactions. Incorrect or outdated codes can cause failed transfers, costly delays, and unsatisfied customers. Our fast, reliable API verifies bank details in real time, providing key information about banks, branches, and locations to streamline payment processing.

Prevent errors

Avoid transaction failures due to incorrect bank details, ensuring smooth financial operations and protecting your reputation.

Save time and money

Reduce delays and fees associated with invalid transfers, improving your bottom line while freeing up valuable staff resources.

Boost customer satisfaction

Deliver a seamless payment experience with error-free transactions, building trust and encouraging repeat business.

Why choose our API?

Extensive coverage

Validate global and national bank codes, including IBAN, BIC, ABA/RTN, Canada Routing Numbers, BSB, NCC, IFSC, and CLABE – all in one API.

Always up-to-date

Our database is regularly updated to ensure accuracy, so you always have the latest banking information and avoid costly transaction failures or delays.

Seamless integration

A developer-friendly RESTful API with detailed documentation and a ready-to-use Postman collection for quick setup and smooth integration.

Easy Integration, Instant Validation

Our developer-friendly RESTful API is designed for quick and effortless integration.

Comprehensive documentation

Our API comes with detailed, interactive documentation built on the OpenAPI 3 specification, making integration seamless and hassle-free.

Documentation
Documentation
Postman collection

Ready-to-Use Postman collection

Easily test and explore our API with a pre-built Postman collection containing all the endpoints and parameters. Organized and shareable, it helps you quickly understand and integrate our service with minimal setup.

Postman collection

The Complete Bank Code Validation Solution

RESTful API to lookup and validate IBAN, BIC, ABA/RTN (US), Canada Routing Number, BSB (Australia), NCC (New Zealand), IFSC (India) and CLABE (Mexico) – all from a single, unified platform. No more juggling multiple services for different countries.
Rely on an always up-to-date database of bank codes. Fin Codes API maintains tens of thousands of verified records to ensure your validations are correct. Catch invalid codes before transfers are sent, preventing costly fees, delays, or failed payments due to errors.
Count on enterprise-grade reliability and speed. Our infrastructure delivers lightning-fast response times and boasts 99.9% uptime, so you can validate codes in real-time, 24/7. Whether you’re processing a few transactions or millions, Fin Codes API scales effortlessly to handle your needs without skipping a beat.
Get started in minutes with a developer-friendly RESTful API. We offer clear documentation, an OpenAPI 3.0 spec, and a ready-to-use Postman collection to streamline your integration. It’s language-agnostic – whether you code in Python, JavaScript, Ruby or anything else, you’ll find it simple to connect and start validating right away.
Enjoy prompt, helpful support and straightforward pricing plans that grow with you. Start with a free 14-day trial (no credit card required) to try out all features. As you scale up, choose a plan that fits your volume – with simple, transparent pricing and no surprise fees, you can validate with confidence and budget certainty.

99.99

%

Uptime

100

K+

Codes

29

K+

Banks

192

Countries

Simple, transparent pricing

Choose a plan that fits your needs - no hidden fees, no surprises.

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

$39 USD / month

  • 1,000 unique requests
  • Basic support
Start a Free Trial
Most popular
Pro Plan

$99 USD / month

  • 10,000 unique requests
  • Basic support
Start a Free Trial
Enterprise Plan

$199 USD / month

  • Unlimited requests
  • Priority support
Start a Free Trial