What is the zip code of Penang Malaysia?

It depends on the city in Kelantan you are looking for. All of the postal (or zip codes) in Kelantan, which is a state in Malaysia, start with a "1" and are follwed by four more digits. For example, one of the zip codes in Kota Bharu is 16100. If you want to determine the complete zip code, you need more than just the state name, you will also need a city in Kelantan, Malaysia.