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Sao Tome and Principe Postal codes

São Tomé e Príncipe

1000Africa4 chars
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Total Codes

9

Code Length

4 chars

Provinces

2

Admin Levels

2

Interactive Map

Explore Sao Tome and Principe's 2 provinces with our interactive map.

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Find Post Offices

Locate post offices across Sao Tome and Principe. Find addresses and contact information.

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Understanding Sao Tome and Principe Postal codes

Clinical trial kits sent to Sao Tome and Principe print four-digit identifiers (1000); ST hospital receiving docks scan them into the right pharmacy.

Key Characteristics

Code Type

Numeric

Administered By

National Postal Service

Coverage

Nationwide

Postal code format breakdown

Sao Tome and Principe uses numeric postal codes with 4 digits (example: 1000). In our directory, these codes are organized from provinces down to villages.

Visual Structure

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Clinical trial kits sent to Sao Tome and Principe print four-digit identifiers (1000); ST hospital receiving docks scan them into the right pharmacy.

Administrative Hierarchy

How Sao Tome and Principe organises areas for postal codes

Provinces(2)
Districts(7)
1

Province

2 total
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2

District

7 total

Provinces Directory

Browse all 2 top-level divisions

São Tomé
Príncipe

Addressing Mail to Sao Tome and Principe

Step-by-step guide for correct address formatting

1
Recipient name
2
Street address or PO Box
3
City, State/Province, Postal code
4
Country name

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 Sao Tome and Principe

What to know when sending packages

Standard domestic delivery within Sao Tome and Principe 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 Sao Tome and Principe postal codes

What is the postal code format for Sao Tome and Principe?

Sao Tome and Principe uses 4 digits in the postal code. An example is 1000. Clinical trial kits sent to Sao Tome and Principe print four-digit identifiers (1000); ST hospital receiving docks scan them into the right pharmacy.

How many provinces does Sao Tome and Principe have?

Sao Tome and Principe has 2 provinces with postal code coverage. Use our browse tool to explore them.

How do I find my postal code in Sao Tome and Principe?

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 Sao Tome and Principe address?

The postal code is written on the same line as or immediately after the province, before the country name when mailing internationally.