Machakos County, Kenya’s first British administrative centre established in 1887, is renowned for its scenic landscapes, rich cultural heritage, and economic significance. The county serves as a vibrant hub in the Eastern region, featuring attractions like Machakos People’s Park and Ol Donyo Sabuk National Park. Each town, village and administrative area within the county carries unique postal or ZIP codes to guarantee accurate and timely mail and parcel delivery.
In this post, you’ll find the complete list of Machakos ZIP and postal codes, including the main code 90100 and area-specific codes.
Complete List of Machakos Postal Codes
| Town/Area | Postal Code |
|---|---|
| Machakos (County HQ) | 90100 |
| Athi River | 00204 |
| Kangundo | 90115 |
| Matungulu | 90101 |
| Yathui | 90102 |
| Kathiani | 90103 |
| Masii | 90104 |
| Mwala | 90105 |
| Kasikeu | 90106 |
| Mbiuni | 90107 |
| Kikima | 90108 |
| Kalama | 90109 |
| Mumbuni | 90110 |
| Kisau | 90111 |
| Mutituni | 90112 |
| Kithimani | 90113 |
| Makutano | 90114 |
| Tala | 90116 |
| Muthwani | 90117 |
| Mua Hills | 90118 |
| Mitaboni | 90119 |
Main Postal Code for Machakos
The main postal code for Machakos is 90100, serving the county headquarters and surrounding areas.
Country Code
The country code for Kenya is KE.
How Postal Codes Are Used in Machakos
Postal codes in Machakos ensure that letters, parcels and courier deliveries reach the correct destinations. They are also vital for e-commerce checkouts, billing and official address verification. As Machakos continues to develop as an economic hub in the Eastern region, these postal codes facilitate efficient communication and logistical operations, supporting both government services and private businesses.
The county government operates from Machakos town (postal address: P.O. Box 1996-90100 Machakos), while major institutions like Machakos University use specific postal addresses (P.O. Box 136 – 90100, Machakos) for their administrative needs.