Tips On Postal Service – Use "Mailing Address Format Finder" & Provide Sender's Address

Before sending a mail item, it is advised to check:

if sender’s address is written

correct addressee’s mailing address

sufficient postage

Correct Addressing

Sender's Address

Write the sender's name and address in the top left-hand corner on the front of the envelope or on the back of the envelope to facilitate the return of undeliverable mail.

Mailing Address

Postmen rely on the address on the mail to deliver it to the addressee. Please print or write the mailing address clearly and accurately.

About the “Mailing Address Format Finder”

An online “Mailing Address Format Finder” at Hongkong Post website and Hongkong Post Mobile App is provided to facilitate the general public to easily find the correct mailing address format for local post. It can avoid delivery problems due to incomplete address or incorrect address format. It also enables you to print the address on envelopes or address labels for posting.

Steps of using "Mailing Address Format Finder"

Mobile App Version

Step 1 Download Hongkong Post Mobile App
Step 2 Select "Mailing Address Format Finder"
Step 3 Type the address to find the mailing address format
Step 4 Save the address or print address labels

Website Version

Step 1 Click "Other Tools" at
Step 2 Click "Mailing Address Format Finder"
Step 3 Look up the mailing address by "Estate/Building Name/Street Name" or by "Structured Address" (in the order of Region, District, Estate Name (or Street Name), Building Name, Floor and Unit). Follow the steps displayed to enter the mailing address you want to find.
Step 4 Preview the correct mailing address format. You can then choose to print the address on an envelope or print address labels.

*You can also choose “Address in QR code” or other function.
*Tips: To ensure proper mail delivery, please use this tool to find the mailing address format if you have changed your correspondence address.

Address Zone

To make mail sorting a much more efficient task for our mechanized letter sorting system, please print or write the address within the address zone as shown below:

Leave 40mm above the address zone, and 15mm for the left, right and bottom sides

Inside Address Zone – Local Mail

Order of local mail address should be name of addressee, flat/room and floor number, building name, building number, street name, district and region

Remark: Postcode system is not in place in Hong Kong. If it is required to input postcode of Hong Kong at website(s), you may leave the field blank or try to fill in with "000", "0000", "000000" or "HKG" which are frequently used by others nowadays.

Inside Address Zone – Non-local Mail

IOrder of international mail address should be addressee, flat/floor, building name, street name, town, postal code, state/province and country

Use of Language

It is important for the addressee's address to be written in a language that can be understood by both the local and non-local postal staff.. The address should be written legibly in Roman letters and Arabic numerals. The address may be written in the language of the country of destination but the city and country names must be written in ENGLISH. Include a postal code, if any.

An address written in Chinese characters is acceptable for local mail as well as the mail sending to The Mainland, Macao and Taiwan.

You may refer to the Post Office Guide for more information on the posting requirements of non-local postal administration. The Post Office Guide is available at all Post Offices and the Hongkong Post website.

How to handle a mail item which is not intended for you?

Then return such mail item to Hongkong Post by:


Tel : 2921-2222 (24-hour Service Hotline)
Fax : 2868-0094