Tonga Postal codes
Tonga
28
4 chars
5
2
Interactive Map
Explore Tonga's 5 provinces with our interactive map.
Find Post Offices
Locate post offices across Tonga. Find addresses and contact information.
Understanding Tonga Postal codes
Warehousing systems shipping to Tonga store four-digit identifiers like 1000; TO slotting rules assign dock doors once the postcode validates.
Key Characteristics
Code Type
Numeric
Administered By
National Postal Service
Coverage
Nationwide
Postal code format breakdown
Tonga uses numeric postal codes with 4 digits (example: 1000). In our directory, these codes are organized from provinces down to villages.
Visual Structure
Warehousing systems shipping to Tonga store four-digit identifiers like 1000; TO slotting rules assign dock doors once the postcode validates.
Administrative Hierarchy
How Tonga organises areas for postal codes
Province
5 totalDistrict
23 totalProvinces Directory
Browse all 5 top-level divisions
Addressing Mail to Tonga
Step-by-step guide for correct address formatting
Sample Address Block
Name; Street; City, State Postcode; Country
Delivery Best Practices
Tips for successful mail and package delivery
Always verify the postal code
Verify your postal code is complete (4 digits) before sending. Use our lookup tool to confirm accuracy.
Include all address levels
Write the full address hierarchy for best results.
Avoid abbreviations
Write out full province names to prevent sorting errors.
Don't omit the postal code
Missing postal codes cause significant delivery delays and may result in returned mail.
Shipping to Tonga
What to know when sending packages
Standard domestic delivery within Tonga typically takes 2–7 business days. International packages require complete address information including the postal code. Always include the correct 4-character code for fastest routing.
Frequently Asked Questions
Common questions about Tonga postal codes
What is the postal code format for Tonga?
Tonga uses 4 digits in the postal code. An example is 1000. Warehousing systems shipping to Tonga store four-digit identifiers like 1000; TO slotting rules assign dock doors once the postcode validates.
How many provinces does Tonga have?
Tonga has 5 provinces with postal code coverage. Use our browse tool to explore them.
How do I find my postal code in Tonga?
Use our free lookup or browse by province to find the exact postal code for your location.
Where do I write the postal code on a Tonga address?
The postal code is written on the same line as or immediately after the province, before the country name when mailing internationally.