G
+21 Guyuan county
+21
H
+24 Haiyuan county
+24
+27 Helan county
+27
+27 Huinong district
+27
J
+23 Jingyuan county
+23
L
+27 Lingwu
+27
L
+17 Longde county
+17
P
+23 Pengyang county
+23
+27 Pingluo county
+27
Q
+27 Qingtongxia
+27
S
+27 Shizuishan
+27
W
+27 Wuzhong
+27
X
+23 Xiji county
+23
Y
+26 Yanchi county
+26
+27 Yinchuan
+27
+27 Yongning county
+27
Z
+28 Zhongning county
+28
+28 Zhongwei
+28