| Postal Codes in Nantong Economic and Technological Development Zone (南通经济技术开发区) |
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| Postal/ZIP Codes in Tongzhou (通州区) |
| Postal/ZIP Codes in Rugao (如皋市) |
| Postal/ZIP Codes in Rudong (如东县) |
| Postal/ZIP Codes in Qidong (启东市) |
| Postal/ZIP Codes in Nantong Economic and Technological Development Zone (南通经济技术开发区) |
| Postal/ZIP Codes in Haimen (海门市) |
| Postal/ZIP Codes in Hai'an (海安市) |
| Postal/ZIP Codes in Gangzha (港闸区) |
| Postal/ZIP Codes in Chongchuan (崇川区) |