What is the postcode of Xinzheng Longhu?
45 1 19 1。 According to the postal information of China, Xinzheng Longhu belongs to xinzheng city, Zhengzhou City, Henan Province, and its postal code is 45 1 19 1. Postal code is a coding method that a country or region divides the whole country in order to realize the automation of mail sorting and the digitalization of postal network and speed up the delivery of mail.