Nairobi City County Contacts and Location. Nairobi County Government Offices are located in City Hall, along City Hall Way in Nairobi.

The postal address of Nairobi County offices are P.O. Box 30075-00100, Nairobi.

The email address of Nairobi County Assembly Offices is info@nairobi.go.ke.

The telephone contact of Nairobi County offices in City Hall is (020)2222821.

The website of Nairobi County Government is at http://www.nairobi.go.ke/.

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