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Taiwan address format, validation, & examples

How to write a Taiwanese address

More than just a "Life of Pi" filming location, Taiwan is jam-packed with night markets, traditional temples, beaches, and more. But how do you address a letter to Taiwan? Taiwan is divided into 22 subnational divisions, so your address needs to correctly note exactly where you need the letter to go. 

This guide will help you to write a letter to Taiwan, "méiguānxì" (no problem). We'll also provide some Taiwanese address examples and help you understand how  Taiwanese address validation and verification work.

Try our suite of address validation tools for addresses in Taiwan. Simply enter a Taiwanese address into our tool, and we'll format, standardize, and validate it with no problem. Address formatting in Taiwan can be written out as follows:

  1. Addressee line - The recipient's full name, using appropriate titles for the region.
  2. Building number and street - List one after the other without any separating punctuation, though the street or lane may have punctuation in it.
  3. City and postal code - Write the city and the postal code on the same line with no punctuation between them.
  4. Country - This is shortened to TWN.
Taiwan mailing address format example on an envelope

Valid Taiwan address examples

Address validation and verification in Taiwan

Taiwanese address validation, also known as Taiwanese address verification, checks addresses against an authoritative database. If a match is found, the address is considered valid. Otherwise, it’s invalid. To complete this process, you can validate Taiwanese addresses with a single address lookup tool or a Taiwanese address validation API.

Taiwanese address verification APIs help businesses in the insurance, finance, healthcare, and ecommerce industries keep their addresses clean and standardized before they’re used to power workflows.

Smarty address validation tools for Taiwan

Smarty provides powerful Taiwanese address validation and verification tools that can standardize, validate, and enrich address data in real time. Whether you need a simple Taiwanese address lookup tool or a scalable Taiwanese address verification API, our solutions are built to handle global address data with precision.

Use the Single Address Verification Tool to verify and format one address at a time, the Bulk Address Validation tool to verify and format a list of addresses simultaneously, or use the International Street Address API to integrate address validation and formatting programmatically into your software systems and workflows.

Postal information

Taiwan's national postal system, "Chunghwa Post," was established in 1888. The organization manages a substantial network, indicative of its role as a major postal service provider in the region.
Administrative area types and count
22 provinces
Administration area names and abbreviations

Keelung - KL
Taipei - TP
New Taipei - NT
Taoyuan - TY
Hsinchu - HC
Miaoli - ML
Taichung - TC
Changhua - CH
Nantou - NT
Yunlin - YL
Chiayi - CY
Tainan - TN
Kaohsiung - KH
Pingtung - PT
Yilan - YL
Hualien - HL
Taitung - TT
Kinmen - KM
Penghu - PH
Lienchiang - LC
Taoyuan - TY
Taichung - TC

Term to describe postal codes
postal code
Postal code in language
郵遞區號
Postal code format
99999
Postal service provider and website

Country information

Run, don't walk, to take a look at more information on Taiwan, like ISO codes, major cities, etc.

Country/territory name
Taiwan
ISO3
TWN
ISO 3166-1 alpha-2 country code
TW
ISO 3166-1 alpha-3 country code
TWN
ISO 3166-1 numeric country code
158
Endonym
Taiwan
Total land area
35,808 KM²
Capital
Taipei
Other major cities
Kaohsiung, Taichung, Tainan

Population information

Total population
23,370,000 (2023)
Urban / rural distribution
79% / 21%
Urban population
18,462,300
Rural population
4,907,700
Official language
Mandarin Chinese
All languages spoken
Mandarin Chinese, Taiwanese Hokkien,
Most commonly used postal language
Chinese (Traditional)
Now that you've seen our Taiwanese address examples and have become a wizard at Taiwan address formats, why not expand your expertise even further? Explore our detailed guides for related countries and territories to see how their address formats and examples vary.
Visit the global address formats page or Asia address formats page for more information on all the other countries and territories we cover. You can also read our article about international address verification to learn more.
*Data updated as of October 12, 2026

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