International Postal Code Finder
Comprehensive guide to finding postal codes worldwide using official sources and best practices
Quick Start Guide
Search Engine Method
Use Google, Bing, or other search engines
Example: Search: "Germany postal code lookup"
Official Postal Websites
Direct access to national postal services
Example: Visit: USPS.com, CanadaPost.ca, RoyalMail.com
Government Resources
National databases and official resources
Example: National postal authority websites
Quick Search Tools
Click below to instantly search for postal codes in popular search engines. These will open in new tabs with pre-filled search terms.
Search Tips:
- • Add your country name to the search (e.g., "Japan postal code")
- • Use your city name for more specific results (e.g., "Berlin postal code")
- • Look for official postal service websites in the results
- • Always prefer official sources over third-party tools
Country-Specific Guides
United States
ZIP+4 (12345-6789)Search Terms:
Canada
Postal Code (A1A 1A1)Search Terms:
United Kingdom
Postcode (SW1A 1AA)Search Terms:
Australia
Postcode (4 digits)Search Terms:
Germany
PLZ (5 digits)Search Terms:
France
Code Postal (5 digits)Search Terms:
Japan
Postal Code (123-4567)Search Terms:
China
Postal Code (6 digits)Search Terms:
Frequently Asked Questions
What is the difference between ZIP code and postal code?
ZIP code is specifically used in the United States, while postal code is the general term used in most other countries. They serve the same purpose of facilitating mail delivery.
Are there free postal code lookup tools available?
Yes, most national postal services offer free postal code lookup tools on their official websites. Always prefer these official sources over third-party websites.
How accurate are third-party postal code databases?
Third-party databases vary in accuracy and may not be regularly updated. Official postal service websites are always the most reliable source for current postal code information.
Can postal codes change over time?
Yes, postal codes can change due to urban development, administrative boundary changes, or postal service reorganization. Always verify using current official sources.
Important Notice
This is an independent personal educational website. We are not affiliated with, endorsed by, or officially representing any postal service or government agency.
This website provides information based on publicly available postal guidelines from various countries for educational purposes only. Always verify current requirements through your local official postal service channels.