Prosečne GPS koordinate za poštanski broj 221131: 34.303, 117.328
Spisak gradova:
>> Dahuangshan Township/大黄山乡等 221131, Jiangsu/江苏, Tongshan County/铜山县, GPS koordinate: 34.30322,117.32754
Spisak gradova:
>> Dahuangshan Township/大黄山乡等 221131, Jiangsu/江苏, Tongshan County/铜山县, GPS koordinate: 34.30322,117.32754