Chongqing chengkou postal code

The postal code of this place is 405900.

By querying the information of postal code library, the postal code of Chengkou County in Chongqing is 405900 and the area code is 023.

The first two digits of postal code indicate provinces (autonomous regions and municipalities directly under the Central Government), the third digit indicates postal areas (a province is divided into several postal areas, namely mail distribution and transportation networks), the fourth digit indicates counties (cities), and the last two digits indicate post offices and their delivery areas.