Area Codes in Changshu
| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|---|---|---|---|---|
| 512 | Suzhou | Jiangsu | 5,345,961 | China | Asia/Shanghai |
Nearby Cities
| City | Region | Country | Population | Area Codes | Postal Codes |
|---|---|---|---|---|---|
| Kunshan | Jiangsu | China | 107,986 | 512 | 215300, 215316, 216300, 215301 |
| Nantong | Jiangsu | China | 666,251 | 513 | 226000, 226001, 226002, 226003 |
| Suzhou | Jiangsu | China | 5,345,961 | 557, 512 | 215000, 215001, 215002, 215003 |
| Taicang | Jiangsu | China | — | 512 | 215400, 215414 |
| Zhangjiagang | Jiangsu | China | 66,039 | 512 | 215600 |