6 1 1332。 According to the query of China Post, the postcode of Shaqu Town in Dayi County is 6 1 1332. Dayi County, which belongs to Chengdu, Sichuan Province, is located in the west of Chengdu Plain, bordering Qionglai Mountains. It is the transition area from Chengdu Plain to Qinghai-Tibet Plateau, and also the gateway connecting Chengdu to Tibet, Qinghai, Gansu and other western regions. It has a long history and rich tourism resources.