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Author: Marble

Joseph Richard is a Nairobi-based content specialist with expertise in Kenya's postal system. He founded NairobiPostalCode.org to help residents, businesses, and visitors navigate Nairobi's 45 post offices and postal codes efficiently. With deep knowledge of Nairobi's geography and administrative structure, Joseph provides accurate, up-to-date information about postal codes, P.O. Box addresses, and mail delivery across Kenya's capital city.

How to Write a Nairobi Postal Address

Posted on December 23, 2025December 25, 2025 by Marble

Writing addresses correctly matters more than most people realize, especially for most people in Kenya. A single mistake in your postal address can delay important documents, cause packages to get lost, or even result in rejected applications. If you are applying for a job online, sending mail through Posta Kenya, or filling out international forms,…

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Does Nairobi Use Postal Codes or ZIP Codes?

Posted on December 22, 2025December 25, 2025 by Marble

When you’re filling out an online form, shipping a package through a courier service (not necessarily through Posta Kenya), or registering for Online services in Nairobi, you’ll inevitably come across a field asking for a ZIP code or postal code. If you’ve ever found yourself at this point wondering which term applies to Kenya, or whether…

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Kenya Postal Codes And Zip Codes – Official Post Offices

Posted on December 6, 2025December 28, 2025 by Marble

Quick Answer: Kenya has over 900 unique postal codes serving all 47 counties. Nairobi GPO uses 00100. Each 5-digit code helps sort mail to specific post offices. Find your area’s code in the lists below. Like Many countries in the world, Kenya also uses postal codes, which have transformed from Simple mailing digits over the…

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Nairobi Address Line 1: How to Fill It Correctly With Examples

Posted on December 5, 2025December 25, 2025 by Marble

Many people in Nairobi struggle when they see “Address Line 1” on forms. You might be applying for a job online, buying something from Jumia, or filling out a visa form. The form asks for Address Line 1, and you freeze. What exactly should you write there? This happens because Kenya uses P.O. Box addresses…

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Nairobi Matatu Routes 2026: All 133+ Routes, Stages, Fares & SACCOs

Posted on December 5, 2025December 25, 2025 by Marble

Nairobi is a busy city with many people, businesses, and roads. If you are new to the city, it is easy to get lost. The best way to move around is by using matatus, which take millions of passengers every day to different parts of Nairobi and beyond. If you are new in town, you…

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Nairobi Public Primary Schools 2026: Locations, District & Zones

Posted on December 5, 2025December 25, 2025 by Marble

Nairobi County is home to over 206 public primary schools spread across its 17 sub-counties, providing free education to hundreds of thousands of children under the Free Primary Education (FPE) program. Finding the right public primary school for your child can be challenging, especially when navigating through Nairobi’s large neighborhoods and understanding which schools fall…

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Nairobi County Map: All 17 Sub-Counties & Boundaries 2026

Posted on December 5, 2025December 25, 2025 by Marble

Nairobi County, officially designated as County 047, is Kenya’s capital and smallest county by land area, covering just 696 square kilometers. Despite its size, it’s the country’s most populous and economically vibrant region, home to over 4.3 million people. The county is divided into 17 sub-counties (constituencies) that form the foundation of its administrative structure….

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Nairobi County Sub-Counties, Wards & Locations 2026

Posted on December 5, 2025December 25, 2025 by Marble

Nairobi County, designated as County 047, is Kenya’s capital and largest urban center with a population of over 4.3 million residents according to the 2019 census. The county operates under a devolved government structure established by Kenya’s 2010 Constitution, with its administrative framework divided into 17 sub-counties (constituencies) and 85 electoral wards. Nairobi County’s governance…

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Postal Code 00503 (Mbagathi, Nairobi): Location & Services

Posted on December 5, 2025December 5, 2025 by Marble

Key facts (00503 – Mbagathi): Postal code 00503 is assigned to the Mbagathi Post Office in the Mbagathi area of Nairobi, positioned along Magadi Road close to Mbagathi District Hospital and the Lang’ata–Karen corridor. This branch functions as the designated postal code hub for customers and institutions that use the 00503 Mbagathi code for their…

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Postal Code 00502 (Karen, Nairobi): Location & Services

Posted on December 5, 2025December 5, 2025 by Marble

Key facts (00502 – Karen): Postal code 00502 is assigned to the Karen Post Office in the Karen area of Langata Constituency, Nairobi, and is the main postal code for mail serving Karen and its immediate environs. The Karen Post Office is located at Karen Shopping Centre off Ngong Road and functions as a key…

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Quick Search

Nairobi Sub-Counties & Postal Codes

  • Nairobi GPO Postal Code (00100): Location, Hours, Services
  • Westlands Postal Code 00800
  • Dagoretti North Postal Code 00603
  • Dagoretti South Postal Code 00507
  • Kibra Postal Code 00504
  • Langata Postal Code 00509
  • Ruaraka Postal Code 00618
  • Kasarani Postal Code 00608
  • Roysambu Postal Code 00609
  • Starehe Postal Code 00200
  • Embakasi East Postal Code 00521
  • Embakasi Central Postal Code 00518
  • Embakasi West Postal Code 00500
  • Embakasi South Postal Code 00501
  • Embakasi North Postal Code 00516/00615
  • Mathare Postal Code 00611
  • Makadara Postal Code 00522
  • Kamukunji Postal Code 00610

Kenya Codes

  • Kenya Postal Codes
  • Nakuru Postal Codes 20100
  • Mombasa Postal Codes 80100
  • Kwale Postal Codes 80400
  • Kilifi Postal Codes 80200
  • Tana River Postal Codes 70101
  • Lamu Postal Codes 80500
  • Taita Taveta Postal Codes 80300
  • Kiambu Postal Codes 00900
  • Nyeri Postal Codes 10100
  • Uasin Gishu Postal Codes 30100

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Postal Address P.O. Box 34567 – 00100 GPO

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We’re here to help you easily find and use postal codes across Nairobi. Whether for sending mail or just knowing your area better, we’ve got you covered.

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