Key facts (00200 – City Square):
- Postal code: 00200 – City Square
- Main post office name: City Square Post Office, Nairobi
- Location: City Square Post Office Building, Haile Selassie Avenue, Starehe, Nairobi CBD, opposite the Central Bank area and close to the Technical University of Kenya and rail corridor junctions
- Coverage: Serves the City Square segment of Nairobi’s central business district, including streets around Haile Selassie Avenue, City Hall Way, Moi Avenue, Tom Mboya Street, key government and financial precincts, and nearby Starehe core areas that use 00200
- Service type: Full-service urban head office for the 00200 City Square postal zone, with counters for mail, parcels, EMS, P.O. Box services, and payment/agency transactions
Postal code 00200 is assigned to the City Square Post Office in central Nairobi and acts as one of the core postal codes for the inner Starehe and CBD area. City Square Post Office is located in the City Square building along Haile Selassie Avenue, opposite the Central Bank area and a short distance from the Technical University of Kenya and the main CBD bus stops, and serves as a major urban branch for high-volume government, corporate, and commercial mail.

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Postal Services Available at City Square Post Office, Nairobi
| Service Category | Service Description | Pricing / Access Information |
|---|---|---|
| Domestic Mail | Letter and small packet delivery within Kenya (≈24 hrs same town, ≈2 days nationwide). | Confirm tariffs at Posta Kenya or Nairobi GPO counters. |
| International Mail | Outbound letters & packets via air, surface & regional land routes. | Varies by destination, weight & service. Confirm at GPO or official tariffs page. |
| Private Letter Boxes / Bags | Rental of P.O. Boxes & mail bags for individuals, corporates, institutions. | Typical annual charges: Individual ~Ksh 2,000; Corporate ~Ksh 9,450; Special corporate ~Ksh 6,225; Learning/religious ~Ksh 7,725; Sub-post office ~Ksh 1,320; Key deposit ~Ksh 560; E-Citizen fee ~Ksh 50. Confirm current rates before paying. |
| Direct Mail Marketing (DMM) | Addressed & unaddressed promotional mail for campaigns & notices. | Pricing is campaign-based; request a quotation from Posta Kenya. |
| Business Reply Service (BRS) | Pre-addressed response envelopes/cards; customers reply free; business pays per returned item. | Set-up & per-item charges agreed with Posta Kenya corporate services. |
| Franked Mail | Handling of postage through licensed franking machines for high-volume mailers. | Requires license & top-ups; tariffs available from Posta Kenya. |
| Philately | Mint stamps, commemoratives, FDCs, souvenir folders, packs. | Prices vary; check availability & rates at Nairobi GPO. |
| M-Post (Virtual P.O. Box) | Virtual P.O. Box linked to mobile number with SMS alerts. | Registration ~Ksh 400/year. Confirm current price at registration. |
| EMS International | Express international courier with tracking & customs handling. | Rates depend on weight, speed & destination; obtain current EMS tariff at GPO. |
| EMS Domestic (Same Day / Overnight / Bulk / Custom) | Time-definite urgent domestic courier services. | Tariffs based on distance, weight & service level; get quotation at EMS counter. |
| Posta Parcel Domestic | Standard parcel delivery within Kenya. | Price varies by weight & destination; check parcel rate cards at Posta offices. |
| Posta Parcel International | International parcel delivery (air, surface, hybrid) with tracking. | Charges vary by route, destination & weight; confirm at GPO. |
| Posta Cargo (Clearing & Forwarding) | Clearing, forwarding & logistics for containers, vehicles & bulk cargo. | Quotation-based; contact Posta Cargo. |
| PostaPay (Digital Wallet & Agency) | Digital wallet for transfers, bill pay, airtime, merchant services. | Access via PostaPay app or USSD; fees shown in-app or at branches. |
| Money Orders (Domestic & Institutional) | Paper-based money transfer for individuals & institutions (schools, colleges). | Fees depend on amount & type; check current tariffs at counter. |
| Agency Banking (Posta Pesa) | Banking services for partner banks (withdrawals, deposits, balance checks). | Charges follow partner bank tariffs; confirm at counter. |
| Utility & Bill Payments | Payment of electricity, water, pay-TV & other utilities at counters. | Usually face value; any convenience fee shown at counter. |
| Mobile Money Agency Services | Cash-in/out & related services for mobile money providers. | Standard mobile money tariffs apply. |
| Online P.O. Box Services | Online application & management of P.O. Boxes. | Access via official P.O. Box portal; online fees shown during process. |
| Office Locator (Online) | Online tool to locate Posta branches. | https://posta.co.ke/post-offices/ |
| Parcel Tracking (Online) | Online tracking for Posta & EMS items. | Use official tracking URL provided on the Posta website. |
| E-commerce & Pick-and-Drop | Delivery solutions for online merchants including pick-up/drop-off. | Merchant-specific pricing; request a quotation. |
Alternative (Nearby) Post Offices for 00200 User
| Post Office Name | Postal Code |
|---|---|
| Nairobi GPO (General Post Office) | 00100 |
| Westlands Post Office | 00800 |
Posta Kenya Contacts
| Contact Type | Details |
|---|---|
| Posta Kenya Headquarters | Posta House, Kenyatta Avenue, Nairobi P.O. Box 34567 – 00100 GPO |
| Pilot Lines | 0730642000 / 0719072000 / 0203242000 |
| Customer Care | 0719072600 / 0730642600 / 0203242600 |
| info@posta.co.ke pmg@posta.co.ke customercare@posta.co.ke | |
| Website | https://posta.co.ke/ |
| Operating Hours | Monday – Friday: 8:00 AM – 5:00 PM (Closed on Sundays and public holidays for headquarters offices; |