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Utalii Postal Code 00618 (Ruaraka): All Areas

Posted on December 2, 2025 by Marble

Quick Answer:

  • Postal Code(s): 00618
  • Sub-County: Ruaraka (within Kasarani Sub-County administration)
  • Location: Northeastern Nairobi
  • Area: Approximately 1.9 km²
  • Population (2019): About 36,000
  • Ward Type: Mixed residential, with both middle-class estates and high-density areas
  • Main Areas: Utalii Estate, Mathare 4A, Drive-In area, Roasters area, Garden City surroundings, NYS area, Thika Road strip

Utalii Ward uses postal code 00618 together with the wider Ruaraka area in northeastern Nairobi. The ward lies within Ruaraka Constituency, which has five wards: Baba Dogo, Utalii, Mathare North, Lucky Summer, and Korogocho, all using 00618 as the core postal code for addresses and services. The ward is located off Thika Road, with key reference points including the Drive-In area, Garden City Mall, NYS Headquarters, and Kenya Utalii College. ​

Neighboring Wards & Boundaries

Utalii Ward lies within Ruaraka Constituency in northeastern Nairobi, bordered by other Ruaraka wards such as Baba Dogo, Mathare North, Lucky Summer, and Korogocho, and close to areas of Kasarani and Embakasi North. ​

DirectionNeighboring Ward/AreaSub-CountyPostal Code
NorthKasarani / Garden City surroundingsKasarani / Ruaraka00621 (Garden City branch) / 00618 ​
SouthMathare North and parts of Mathare areaRuaraka / Mathare00618 ​
EastLucky Summer and sections towards Embakasi NorthRuaraka / Embakasi North00618 ​
WestBaba Dogo and areas towards Ngara / inner cityRuaraka / Starehe area vicinity00618 / 00100 (for central Nairobi PO Boxes)​

Postal Codes For Utalii (Ruaraka)

#Ward/AreaLocation / FacilityPostal Code
MAJOR AREAS & LANDMARKS
1UtaliiUtalii Estate Residential Area00618
2UtaliiMathare 4A Residential Area00618
3UtaliiDrive-In Area (near former Drive-In cinema)00618
4UtaliiRoasters Area (Thika Road junction)00618
5UtaliiHomeland Inn Area (hotel zone)00618
6UtaliiThika Road Strip (Utalii corridor)00618
7UtaliiUtalii Market Area00618
8UtaliiMathare River Zone00618
9UtaliiThayo Area00618
10UtaliiRuaraka Corner00618
11UtaliiGarden City Surroundings00618
MAJOR ROADS & ACCESS
12UtaliiThika Road (A2) through Utalii frontage00618
13UtaliiService roads along Thika Road Strip00618
14UtaliiAccess road to Kenya Utalii College00618
15UtaliiAccess road to Garden City Mall00618
16UtaliiLocal roads within Utalii Estate00618
COMMERCIAL & MARKETS
17UtaliiUtalii Market00618
18UtaliiGarden City Mall00618
19UtaliiHomeland Inn (hotel and entertainment venue)00618
20UtaliiRoasters Area commercial cluster00618
21UtaliiThika Road roadside businesses (Utalii strip)00618
22UtaliiAbsa Bank Ruaraka (Utalii side)00618
SCHOOLS & EDUCATION
23UtaliiKenya Utalii College00618
24UtaliiLocal primary schools in Mathare 4A (public schools serving area)00618
25UtaliiTraining facilities within NYS Headquarters (vocational programs)00618
HEALTHCARE FACILITIES
26UtaliiNYS HQ Dispensary00618
27UtaliiLocal clinics serving Mathare 4A and Utalii Estate (private/mission clinics)00618
RELIGIOUS CENTERS
28UtaliiChurches and mosques in Mathare 4A area (various denominations)00618
29UtaliiChurches serving Utalii Estate and Thayo Area00618
COMMUNITY & SOCIAL FACILITIES
30UtaliiUtalii Community Centre00618
31UtaliiUtalii Ward Office (administration)00618
32UtaliiUtalii Ward Councillor’s Office00618
POSTAL SERVICES
33Utalii / All RuarakaRuaraka Post Office (main postal facility for constituency)00618
34Utalii / KasaraniGarden City Post Office (branch inside Garden City Mall)00621
35AdjacentKasarani Post Office00608
36All NairobiNairobi GPO (General Post Office)00100

Frequently Asked Questions

What is the postal code for Utalii Ward?

Utalii Ward primarily uses postal code 00618, which is shared across all wards in Ruaraka Constituency. Most homes, institutions, and businesses in Utalii use 00618 when addressing mail and parcels.

Where is the nearest post office to Utalii Ward?

The nearest main post office is Ruaraka Post Office under code 00618 along Thika Road, serving Utalii and the wider constituency.

What is the postal code for Utalii Estate and Mathare 4A?

Utalii Estate, Mathare 4A, and surrounding residential areas in Utalii Ward use postal code 00618 for mail delivery. If you have a PO Box at another office such as Garden City or GPO Nairobi, you should use that office’s code.

Does Utalii Ward have its own post office?

Utalii Ward does not have a separate stand-alone post office building labelled “Utalii Post Office.” Postal services are mainly provided through Ruaraka Post Office and, for some residents, the Garden City branch and central Nairobi GPO.

What areas are covered by postal code 00618 in Utalii?

Within Utalii Ward, postal code 00618 covers Utalii Estate, Mathare 4A, Drive-In area, Roasters area, Utalii Market area, Thika Road strip, NYS area, and the surroundings of Kenya Utalii College and Garden City.

Do some places in Utalii use postal codes other than 00618?

A few institutions and businesses close to Garden City Mall may use PO Boxes assigned to the Garden City post office (00621) or central Nairobi GPO (00100). In these cases, the postal code on the address reflects the post office managing the PO Box.

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