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Author: Nairobi Postal Codes

Nairobi Postal Codes is an independent reference site for postal codes, post office locations and P.O. Box addressing in Nairobi and across Kenya. It explains how Kenya’s postal code system works and helps readers find the code associated with a particular town or area.

Mugumoini Postal Code 00509 (Langata): All Areas

Posted on November 1, 2026November 2, 2026 by Nairobi Postal Codes

Mugumoini Ward mainly uses postal code 00509 because it falls within the broader Langata postal area, which is served by the Langata and Langata Hardy post offices in Nairobi. The Langata postal code 00509 is officially associated with Langata and Langata Hardy, and many addresses along Langata Road and surrounding estates use this code for…

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Zimmerman Postal Code 00609 (Roysambu): All Areas

Posted on November 1, 2026November 1, 2026 by Nairobi Postal Codes

Quick Answer: Zimmerman uses postal code 00609 as its primary code because it falls under Roysambu Constituency, whose main postal code is 00609 in north-eastern Nairobi. The ward sits within the broader Kasarani area, roughly 13 km from Nairobi CBD, accessed mainly via Thika Superhighway and Kamiti Road. Neighboring Wards & Boundaries Direction Neighboring Ward/Area…

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Kibra Postal Code 00504: All Wards & Areas

Posted on November 1, 2026November 1, 2026 by Nairobi Postal Codes

The Kibra sub-county postal code is primarily 00504, serving the entire Kibra area, which is well-known for hosting Kibera, Africa’s largest informal settlement. The constituency combines densely populated informal settlements with some residential and mixed-use neighborhoods. Kibra lies in the south-western part of Nairobi, and its postal services are centralized around the Mchumbi Road (Kibra)…

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Embakasi South Postal Code 00501: All Wards & Areas

Posted on November 1, 2026November 1, 2026 by Nairobi Postal Codes

Quick Answer: The main postal code for Embakasi South Constituency is 00501, covering key residential areas including Imara Daima, Pipeline, Kware, and the Mukuru informal settlements of Kwa Njenga and Kwa Reuben. Located approximately 7-9 kilometers southeast of Nairobi’s Central Business District, Embakasi South is a cosmopolitan constituency that hosts both middle-class residential estates and…

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Mlango Kubwa Postal Code Reference 00611 (Mathare): All Areas

Posted on November 1, 2026November 4, 2026 by Nairobi Postal Codes

Quick Answer: Mlango Kubwa is listed here with postal code 00611, but According to the Postal Corporation of Kenya, postal codes identify individual post offices, not wards; for a P.O. Box, use the code registered to that box. This guide also links to Mathare Constituency. This is a dense, highly urbanized ward forming part of…

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Nyayo Highrise Postal Code 00506 (Langata): All Areas

Posted on November 1, 2026November 2, 2026 by Nairobi Postal Codes
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Matopeni/Spring Valley Ward Postal Code 00518 (Embakasi Central): All Areas

Posted on November 1, 2026November 2, 2026 by Nairobi Postal Codes

Matopeni/Spring Valley Ward uses postal code 00518 because it falls within the broader Kayole area of Embakasi Central, which is officially associated with the 00518 Kayole postal code. The ward forms one of the five wards in Embakasi Central Constituency alongside Kayole North, Kayole Central, Kayole South and Komarock. Neighboring Wards & Boundaries Direction Neighboring…

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Ruai Postal Code 00520 (Kasarani): All Areas

Posted on November 1, 2026November 1, 2026 by Nairobi Postal Codes

Ruai uses postal code 00520 for most addresses because it is recognized as the dedicated code for Ruai in Nairobi’s postal system. Ruai Ward lies on the eastern side of Nairobi, roughly 30 kilometres by road from the city centre along Kangundo Road. It forms the far-eastern part of Kasarani Constituency but is administered as…

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Utawala Postal Code 00521 (Embakasi East): All Areas

Posted on November 1, 2026November 1, 2026 by Nairobi Postal Codes

Utawala is officially part of Embakasi East Constituency in Nairobi County and primarily uses postal code 00521 for all its areas. Spanning roughly 16.5 km², the ward is situated in eastern Nairobi adjacent to Machakos County. The boundaries of Utawala are marked by major routes including the Eastern Bypass, which acts as the main thoroughfare,…

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Ngei Ward Postal Code 00611 (Mathare): All Areas

Posted on November 1, 2026November 2, 2026 by Nairobi Postal Codes

Ngei Ward uses postal code 00611 because it lies within Mathare Constituency, whose main postal code is associated with Mathare Valley Post Office. This code generally serves the dense low- and middle-income residential areas and informal sections that make up much of Mathare. The ward is located just off Juja Road and near Moi Air…

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Nairobi Sub-Counties & Postal Codes

  • Westlands00800
  • Dagoretti North00603
  • Dagoretti South00507
  • Kibra00504
  • Lang’ata00509
  • Ruaraka00618
  • Kasarani00608
  • Roysambu00609
  • Starehe00200
  • Embakasi East00521
  • Embakasi Central00518
  • Embakasi West00500
  • Embakasi South00501
  • Embakasi North00516/00615
  • Mathare00611
  • Makadara00522
  • Kamukunji00610

Kenya Codes

  • 1.Nakuru20100
  • 2.Mombasa80100
  • 3.Kwale80403
  • 4.Kilifi80108
  • 5.Tana River70101
  • 6.Lamu80500
  • 7.Taita Taveta80300
  • 8.Kiambu00900
  • 9.Nyeri10100
  • 10.Uasin Gishu30100
  • 11.Kisumu40100
  • 12.Baringo30400
  • 13.Bomet20400
  • 14.Bungoma50200
  • 15.Busia50400
  • 16.Kisii40200
  • 17.Nyamira40500
  • 18.Kajiado01100
  • 19.Machakos90100
  • 20.Makueni90300
  • 21.Kakamega50100

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