Jiangsu Area Code & Zip Code
| City | Area Code | District / County | Zip Code |
| Nanjing | 25 | Xuanwu District | 210000 |
| Jianye District | 210000 | ||
| Pukou District | 210000 | ||
| Jiangning District | 211100 | ||
| Gaochun County | 211300 | ||
| Baixia District | 210000 | ||
| Gulou District | 210000 | ||
| Qixia District | 210000 | ||
| Liuhe District | 211500 | ||
| Qinhuai District | 210000 | ||
| Xiaguan District | 210000 | ||
| Yuhuatai District | 210000 | ||
| Lishui County | 211200 | ||
| Suzhou | 512 | Canglang District | 215000 |
| Huqiu District | 215000 | ||
| Changshu City | 215500 | ||
| Wujiang City | 215200 | ||
| Pingjiang District | 215000 | ||
| Wuzhong District | 215100 | ||
| Zhangjiagang City | 215600 | ||
| Taicang City | 215400 | ||
| Jinchang District | 215000 | ||
| Xiangcheng District | 215100 | ||
| Kunshan City | 215300 | ||
| Wuxi | 510 | Chong'an District | 214000 |
| Xishan District | 214000 | ||
| Yixing CIty | 214200 | ||
| Nanchang District | 214000 | ||
| Huishan District | 214000 | ||
| Beitang District | 214000 | ||
| Jiangyin City | 214400 | ||
| Xuzhou | 516 | Gulou District | 221000 |
| Jiawang District | 221000 | ||
| Peixian County | 221600 | ||
| Xinyi City | 221400 | ||
| Yunlong District | 221000 | ||
| Quanshan District | 221000 | ||
| Tongshan County | 221100 | ||
| Pizhou City | 221300 | ||
| Jiuli District | 221000 | ||
| Fengxian County | 221700 | ||
| Suining County | 221200 | ||
| Changzhou | 519 | Tianning District | 213000 |
| Wujin District | 213100 | ||
| Zhonglou District | 213000 | ||
| Liyang City | 213300 | ||
| Qishuyan District | 213000 | ||
| Jintan City | 213200 | ||
| Nantong | 513 | Chongchuan District | 226000 |
| Haian County | 226600 | ||
| Rugao City | 226500 | ||
| Gangzha District | 226000 | ||
| Rudong County | 226400 | ||
| Haimen City | 226100 | ||
| Tongzhou District | 226300 | ||
| Qidong City | 226200 | ||
| Lianyungang | 518 | Lianyun District | 222000 |
| Ganyu County | 222100 | ||
| Guannan County | 223500 | ||
| Xinpu District | 222000 | ||
| Donghai County | 222300 | ||
| Haizhou District | 222000 | ||
| Guanyun County | 222200 | ||
| Huaian | 517 | Qinghe District | 223001 |
| Qingpu District | 223001 | ||
| Xuyi County | 211700 | ||
| Chuzhou District | 223200 | ||
| Lianshui County | 223400 | ||
| Jinhu County | 211600 | ||
| Huaiyin District | 223300 | ||
| Hongze County | 223100 | ||
| Yancheng | 515 | Yandu District | 224000 |
| Funing County | 224400 | ||
| Dongtai City | 224200 | ||
| Xiangshui District | 224600 | ||
| Sheyang County | 224300 | ||
| Dafeng City | 224100 | ||
| Binhai County | 224000 | ||
| Jianhu County | 224700 | ||
| Yangzhou | 514 | Guangling District | 225000 |
| Yizheng City | 211400 | ||
| Hanjiang District | 225100 | ||
| Gaoyou City | 225600 | ||
| Baoying County | 225800 | ||
| Jiangdu City | 225200 | ||
| Zhenjiang | 511 | Jingkou District | 212000 |
| Danyang City | 212300 | ||
| Runzhou District | 212000 | ||
| Yangzhong City | 212200 | ||
| Dantu District | 212100 | ||
| Jurong City | 212400 | ||
| Taizhou | 523 | Hailing District | 225300 |
| Jingjiang City | 214500 | ||
| Gaogang District | 225300 | ||
| Taixing City | 225400 | ||
| Xinghua City | 225700 | ||
| Jiangyan City | 225500 | ||
| Suqian | 527 | Sucheng District | 223800 |
| Siyang County | 223700 | ||
| Suyu District | 223800 | ||
| Sihong County | 223900 | ||
| Shuyang County | 223600 |
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- Last updated on Aug. 11, 2025 by Demi Li -