CN China Major Regions Postal Code Details
🏛️ YuHuaTaiQu · NanJingShi · JiangSuSheng
210012
SaiHongQiaoJieDao
210012
TieXinQiaoJieDao
210012
YuHuaJieDao
210012
ZhongGuo（NanJing）RuanJianGu
210039
BanQiaoJieDao
210039
GuXiongJieDao
210039
MeiShanJieDao
210041
YuHuaJingJiKaiFaQu
210041
XiShanQiaoJieDao
📮CN China Regional Postal Code FAQ & Postal Regulations
🔢 How many digits are in a Chinese postal code?
Chinese postal codes consist of 6 digits only, e.g., 100080 (Zhongguancun, Beijing)
🌍 How to find a postal code for an address?
Use China Post official website, Alipay/WeChat post service mini-programs, or call 11185 hotline
⚠️ What happens if I write a wrong postal code?
May cause 3-5 days delay. Post offices will attempt manual sorting, but accuracy is critical for important documents
🏙️ Do different city districts share the same postal code?
Usually not. The first 2 digits represent province/city, the 3rd digit indicates postal zone, last 3 digits specify delivery office
📬 Is Chinese postal code required for international mail?
Mandatory! Must add 6-digit code at the end of address line in Chinese, e.g., China 518000