Pincode find API

http://www.getpincode.info/api/pincode?q=$cityname

example :  http://www.getpincode.info/api/pincode?q=chirala

Output :
{"query":"chirala","pincode":"523155"}

<?php
	$query = 'nariman point mumbai';
	$url = "http://www.getpincode.info/api/pincode?q=" . urlencode ($query);
	$apidata = file_get_contents ($url);
	$json = json_decode ($apidata, true);
	# if no error found, then print pincode
	if (array_key_exists ('error', $json))
	echo 'ERROR';
	else
	echo $json ['pincode'];
	?>