Bank account validation API | Web Service Documentation

Bank account validation API

Card number and bank account number validation service

This web service checks the card number and/or bank account number and notifies you of their validity.

Output includes:
- Validity of the card number
- Validity of the Shaba number
- Bank name in Persian and English
- Bank official website address

Note: The service does not announce the name of the account holder; it only checks the accuracy and consistency of the numbers.

125IRT July 14, 2026

<?php
// PHP 8.5 recommended (latest stable in Jan 2026)

$api_url = "https://apidevelopers.ir/api/v1/bank-account-validation";

$params = [
    'apiKey' => 'YOUR_API_KEY',
    'cardNumber' => 'string', // optional
    'iban' => 'string', // optional
    'countryId' => 'IR', // optional
];

$options = [
    'http' => [
        'header'  => "Content-type: application/x-www-form-urlencoded",
        'method'  => 'POST',
        'content' => http_build_query($params),
        'ignore_errors' => true,
    ],
];

$context  = stream_context_create($options);
$response = file_get_contents($api_url, false, $context);

if ($response === false) {
    echo "Error occurred\n";
    // you can read $http_response_header for more info
} else {
    echo $response;
}
?>

#	Parameter	Type	Default	Description	Status
1	apiKey	string	-	Your API key for authentication	Required
2	cardNumber	string	-	It's required if you don't pass 'iban'. Accepts characters with 16 length.	Optional
3	iban	string	-	It's required if you don't pass 'iban'. Accepts characters with 16 length, It shoule be start with countryId (For example 'IR000000000000000000000000')	Optional
4	countryId	string	IR	Accepts one of these: IR	Optional