Pursuant to section 41 of the Electronic and Postal Communications Act, 2010, the Tanzania Communications Regulatory Authority (TCRA) would like to inform the general public that the Postcode list for the United Republic of Tanzania have been published under the Government Gazette Notice No: 220 of 22nd June, 2012. A postcode is a string of numeric number identifying a given postal delivery point or area and for Tanzania the area that is pinpointed is a Ward. This professional allocation of the Postcodes has been done after a long research that involved different experts. To understand Postcode system for Tanzania read more here.
The full postcode list of can be found here (the file size is about 3.8 MB)
Regional Postcode list can be found below