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Sao Tome and Principe address formats & examples

How to write a São Toméan address

Beaches, birds, historic colonial buildings, amazing snorkeling—why have I never heard of Sao Tome and Principe? Probably because of its extremely stable and democratic countries. If you stay out of the news, maybe that's a good thing? But you, my fine reader, you know enough about Sao Tome and Principe that you're looking to learn the São Toméan address format. You've come to the mail format experts and are in good hands.

The Sao Tome and Principe address format is determined by the national postal service. They set the São Toméan address format during the Portuguese colonial period, so it makes sense that the Sao Tome and Principe address format is similar to the mailing address format of Portugal. Please use the following Sao Tome and Principe address examples to guide your package or letter to its destination.

  1. Addressee line - The recipient’s full name.
  2. Street name and building number - First, the street name should be listed, followed immediately by the building number.
  3. City - The Sao Tome and Principe address format doesn’t require a postal code, so only list the city.
  4. Country - Written as STP.
Sao Tome and Principe address example

Sao Tome and Principe address examples

Typical address example

Avenida De Julho 4

São Tomé

STP

Smarty address validation tools

Smarty® has a suite of address validation tools that can format, standardize, and validate Sao Tome and Principe addresses, plus addresses in 240+ other countries and territories worldwide. Validate your São Toméan address with our tools.
Use the Single Address Verification Tool to verify and format 1 address at a time, the Bulk Address Validation Tool to verify and format a list addresses simultaneously, or use the International Street Address API to integrate address validation and formatting programmatically into your software systems and workflows.

Postal information

Sao Tome and Principe's national postal system, "Correios de Sao Tome e Principe," was established in 1977. As of recent data, Correios de Sao Tome e Principe services approximately 98 addresses, reflecting its extensive reach throughout Sao Tome and Principe. The organization manages a substantial network, indicative of its role as a major postal service provider in the region.
Administrative area types and count
2 provinces
Administration area names and abbreviations

Principe (P)

Sao Tome (S)

Term to describe postal codes
código postal
Postal code in language
código postal
Postal code format
N/A
Postal service provider and website

Correios de Sao Tome e Principe

https://www.correiosstp.st/

Country information

There's more address information available for Sao Tome and Principe than just the São Toméan mailing address format! Smarty can provide everything from ISO codes and geocodes to major city information and component data. You've got the right Sao Tome and Principe address format, but there's more to learn!

Country/territory name
Sao Tome and Principe
ISO3
STP
ISO 3166-1 alpha-2 country code
ST
ISO 3166-1 alpha-3 country code
STP
ISO 3166-1 numeric country code
678
Endonym
São Tomé e Príncipe
Total land area
1,001 KM²
Capital
Sao Tome
Other major cities
Santo Antonio, Neves, Santana

Population information

Total population
231,856 (2023)
Urban / rural distribution
73% / 27%
Urban population
169,255
Rural population
62,601
Official language
Portuguese
All languages spoken
Portuguese, Forro, Angolar
Most commonly used postal language
Portuguese
CC-BY 4.0 from worldbank.org
Now that you've seen our São Toméan address examples and have become a wizard at Sao Tome and Principe 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 Africa address formats page for more information on all the other countries and territories we cover. You can also read or read our article about international address verification to learn more.
*Data Updated As of January 01, 2024

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