Postal codes, an essential element on envelopes, publications, parcels, play a crucial role in guiding carriers to specific provinces, cities, wards, districts, or communes. So, what is the postal code for Hải Dương, and how can you quickly look it up? Let's dive into the essential information in this article.
What is the Hải Dương Postal Code?
Not only in Hải Dương but in every province across the country, there is a unique postal code. The postal code (also known as postal code or zipcode in English) is written on packages and parcels. When sending items to different provinces, it's essential to accurately record the postal code.
So, if you plan to send items to areas within Hải Dương province, you need to know the Hải Dương zip code, as well as the zip codes for cities, districts, wards, and towns in this province. Since 2018, the Hải Dương postal code has transitioned to a 5-digit format, replacing the previous 6-digit one. Refer to the 2022 zip code table below for more details.
Postal Codes for Cities in Hải Dương Province
Hải Dương's postal code in 2022 is 03000 (also the zipcode for the Provincial Central Post Office). Hải Dương has a city, Hải Dương City, and the zipcode for this city is 03100.

Postal Codes for Districts in Hải Dương Province
Besides Hải Dương City, each district in Hải Dương Province will have its own postal code. You can check the zipcode table for districts below.

Note: Inside Hải Dương City and each district/town, there are various wards, communes, and towns. Each of these units has its unique postal code for differentiation. If you want to look up the postal code for each of these units, you can refer to the guide in the section below. Additionally, postal codes may change over time, so verify the code before writing information on your publications.
Simple Method to Look Up Hải Dương Postal Code
There are various ways to search for the Hải Dương postal code or any other province. However, mabuudien.net is the most reliable website for a quick and accurate postal code lookup. Follow these steps to search for the postal code on mabuudien.net.
Step 1: Visit mabuudien.net (https://mabuudien.net/) and locate the search bar in the middle of the website interface.

Step 2: Enter the location you want to find the postal code for, it could be a province, city, district, ward, town, etc. Then, simply click on 'search' and wait a few seconds to see the results displayed on the screen.

Step 3: Check the results and note down the postal code to fill in your parcel or publication.

Note: If you have a zipcode but don't know the location, you can also look it up on mabuudien.net. To do this, go to the search bar and enter the zipcode. The result will show the corresponding location for that postal code.

How to Record Hải Dương Postal Code on Documents
To send envelopes, publications, or packages, you need to visit the nearest post office. But before sending, you need to complete the information of the recipient and sender on the envelope. When recording information, pay attention to a few issues, such as:
Include Complete Information: Information to be included consists of full name, address, phone number, and postal code (of the sender and recipient). If there are additional requirements from the post office staff, you need to record the information accordingly.

Write Clearly and Avoid Erasures: Record all information in a clear and readable manner. Avoid erasing information or entering the postal code in the wrong position. On the envelope, there are 5 squares corresponding to the 5 digits in the postal code. You need to accurately write the digits of the postal code in these 5 squares. If there are no dedicated squares for the postal code, you can write it directly after the address. If you make a mistake, prepare another envelope to fill in the correct information.
This article guides you on Hải Dương postal code and how to look up postal codes. Apply this search method to find zip codes for various locations nationwide. After sending your documents, contact the post office for any additional procedures if needed.