232 100。 According to the national postal code database, the postal code of Fengtai County, Huainan City, Anhui Province is 232 100. Postal codes are arranged in four levels and six digits, with the first two digits "23" representing Anhui Province, the third digit "2" representing Huainan City, the fourth digit "1" representing Fengtai County, and the last two digits "00" representing specific delivery areas.