According to the postcode database, the postcode of Longhai District, Zhangzhou City, Fujian Province is 363 100. The first two digits 36 represent Fujian province, the third digit 3 represents postal code, the fourth digit 1 represents Zhangzhou city, and the last two digits 00 represent delivery office.

Xiangcheng district, which belongs to Zhangzhou City, Fujian Province, is the central city of Zhangzhou City, located in the southeast of Fujian Province.