About Postcode 311100
This postal code is assigned to Yuhang Qu County Prefecture Hangzhou Shi, Zhejiang, China. This location-level postal code helps ensure accurate mail delivery and location identification.
Postal Code Format
China uses numeric postal codes with 6 digits (example: 100000). In our directory, these codes are organized from provinces down to counties.
- 31 — Province (Zhejiang)
- 11 — Prefecture (Hangzhou Shi)
- 00 — County (Yuhang Qu)
How to Use This Postcode 311100
When sending mail or packages to this area, use the postal code below to ensure accurate and timely delivery.
Address format example:
Recipient Name
House #, Street Name
Yuhang Qu
Hangzhou Shi, Zhejiang
311100
China
Domestic Mail
Include this postcode on all letters and packages sent within China.
International Mail
For international deliveries, include "China" on the last address line after the postcode.
Frequently Asked Questions
What area does this postcode cover?
This postcode covers Zhejiang → Hangzhou Shi → Yuhang Qu in China.
Is this a valid List Post Code?
Yes. 311100 is an active postcode for Zhejiang → Hangzhou Shi → Yuhang Qu in China. It follows the 6-character format used in this country.
How do I find the postal code for a specific address?
Search by province, prefecture, and county to find the correct postcode in China. Search Postcodes
Found incorrect info for 311100?
Useful Resources
Developer API
Get this data via API
Free JSON for postcode 311100.
https://api.listpostcode.com/v1/countries/CN/postcodes/311100curl -H "x-api-key: YOUR_API_KEY" \
"https://api.listpostcode.com/v1/countries/CN/postcodes/311100"Requests need a free API key.