There is an unique ZIP code for District Gu'an, Langfang - Hebei in China. Below you can see the map of all zone covered by this ZIP Code. It means that if the address you are looking for is inside this area, this is your Post Code.
Check the list of Langfang ZIP Code.
The ZIP code 065500 belongs to the district Gu'an in the province Hebei, China.