3503 19。 According to the postal code information, the postal code of Gaoshan, Fuqing, Fujian is 3503 19. Fuqing City is located in the southeast of the urban area, southeast of Longgao Peninsula, with Donghan Town in the east, Sanshan Town in the south and Haitan Strait in the north. It covers an area of 40.5 square kilometers and has a registered population of 69,026 (at the end of 20 12). Jurisdiction 1 neighborhood committee, 23 administrative villages. The town government is located on a high mountain.