<?php

$countries =  array(
    array('1','USA'),
    array('93','Afghanistan'),
    array('358','Finland'),
    array('3','India')
);
$input_code = '358545454554';
$searched = array();
foreach($countries as $country) {
       if (strpos($input_code, $country[0]) !== FALSE) 
		$searched[] = $country[1];
}
print_r($searched);
 
?>