1809#*500#
The country code and area code of Baiyin- GS, China is 86, (0)943.
The country code and area code of Dingxi- GS, China is 86, (0)932.
The country code and area code of Hezuo- GS, China is 86, (0)941.
The country code and area code of Jinchang- GS, China is 86, (0)935.
The country code and area code of Jiuquan- GS, China is 86, (0)937.
The country code and area code of Lanzhou- GS, China is 86, (0)931.
The country code and area code of Linxia- GS, China is 86, (0)930.
The country code and area code of Pingliang- GS, China is 86, (0)933.
The country code and area code of Tianshui- GS, China is 86, (0)938.
The country code and area code of Wudu- GS, China is 86, (0)939.
The country code and area code of Xifeng- GS, China is 86, (0)934.
The country code and area code of Zhangye- GS, China is 86, (0)936.