| 南京 | 25 | Nanjing |
| 六合 | 25 | Liuhe (was 5294) |
| 高淳 | 25 | Gaochun (was 5295) |
| 溧水 | 25 | Lishui (was 5296) |
| 仪征 | 25 | Yizheng (was 5291, then 514) |
| 江宁 | 25 | Jiangning |
| 江浦 | 25 | Jiangpu |
| 东山 | 25 | Dongshan |
| 无锡 | 510 | Wuxi |
| 江阴 | 510 | Jiangyin (was 5217) |
| 宜兴 | 510 | Yixing (was 5218) |
| 镇江 | 511 | Zhenjiang |
| 丹徒 | 511 | Dantu |
| 丹阳 | 511 | Danyang (was 5211) |
| 扬中 | 511 | Yangzhong (was 5212) |
| 扬巾 | 511 | Yangjin |
| 句容 | 511 | Jurong (was 5297) |
| 苏州 | 512 | Suzhou |
| 吴江 | 512 | Wujiang (was 5223) |
| 吴县 | 512 | Wuxian |
| 常熟 | 512 | Changshu (was 5221, 520) |
| 张家港 | 512 | Zhangjiagang (was 5222, 520) |
| 昆山 | 512 | Kunshan (was 5224, 520) |
| 太仓 | 512 | Taicang (was 5225, 520) |
| 南通 | 513 | Nantong |
| 海门 | 513 | Haimen (was 5231) |
| 启东 | 513 | Qidong (was 5232) |
| 南通县 | 513 | Nantongxian (was 5233) |
| 如东 | 513 | Rudong (was 5234) |
| 海安 | 513 | Haian (was 5235) |
| 如皋 | 513 | Rugao (was 5236) |
| 通州 | 513 | Tongzhou |
| 扬州 | 514 | Yangzhou |
| 江都 | 514 | Jiangdu (was 5244) |
| 邗江 | 514 | ganjiang |
| 宝应 | 514 | Baoying (was 5246) |
| 高邮 | 514 | Gaoyou (was 5247) |
| 胥浦 | 514 | Xupu (was 5291) |
| 盐城 | 515 | Yancheng |
| 射阳 | 515 | Sheyang (was 5253) |
| 东台 | 515 | Dongtai (was 5251) |
| 大丰 | 515 | Dafeng (was 5252) |
| 滨海 | 515 | Binhai (was 5254) |
| 响水 | 515 | Xiangshui (was 5255) |
| 阜宁 | 515 | Funing (was 5256) |
| 建湖 | 515 | Jianhu (was 5257) |
| 睢宁 | 516 | Suining (was 5261) |
| 徐州 | 516 | Xuzhou |
| 睢宁 | 516 | Suining |
| 邳县 | 516 | Pixian (was 5262) |
| 新沂 | 516 | Xinyi (was 5263) |
| 沛县 | 516 | Peixian (was 5264) |
| 丰县 | 516 | Fengxian (was 5265) |
| 铜山 | 516 | Tongshan |
| 邳州 | 516 | Pizhou |
| 淮阴 | 517 | Huaiyin |
| 淮阴县 | 517 | Huaiyinxian |
| 淮安 | 517 | Huaian |
| 涟水 | 517 | Jianshui (was 5272) |
| 盱贻 | 517 | Xuyi (was 5277) |
| 金湖 | 517 | Jinhu (was 5278) |
| 洪泽 | 517 | Hongze (was 5279) |
| 赣榆 | 518 | Ganyu (was 5283) |
| 灌云 | 518 | Guanyun (was 5281) |
| 连运港 | 518 | Lianyungang |
| 赣榆 | 518 | Ganyu |
| 灌云 | 518 | Guanyun |
| 东海 | 518 | Donghai (was 5284) |
| 518 | Xinpu | |
| 灌南 | 518 | Guannan (was 5282) |
| 常州 | 519 | Changzhou |
| 武进 | 519 | Wujin |
| 金坛 | 519 | Jintan (was 5214) |
| 溧阳 | 519 | Liyang (was 5215) |
| 泰州 | 523 | Taizhou (was 5241) |
| 兴化 | 523 | Xinghua (was 5245) |
| 靖江县 | 523 | Jingjiangxian (was 5242) |
| 泰兴 | 523 | Taixing (was 5248) |
| 宿迁 | 527 | Suqian (was 5274) |
| 泗阳 | 527 | Siyang |
| 沭阳 | 527 | Shuyang (was 5273) |
| 泗洪 | 527 | Sihong (was 5276) |