Regions of Tanzania

Tanzania is administratively divided into thirty-one regions.

History

In 1975, Tanzania had 25 regions. In the 1970s, the name of the Ziwa Magharibi Region changed to Kagera Region.
In 2002, Manyara Region was created out of part of Arusha Region.
In 2012, four regions were created: Geita, Katavi, Njombe, and Simiyu.
In 2016, Songwe Region was created from the western part of Mbeya Region.

List of regions

Tanzania is subdivided into 31 administrative regions.

Rank	Region	Capital	Districts	Area	Population	Rank	Postcode	Map
9	Arusha Region	Arusha	7		2,356,255	11	23xxx
26	Dar es Salaam Region	Dar es Salaam	5		5,383,728	1	11xxx
8	Dodoma Region	Dodoma	7		3,085,625	5	41xxx
21	Geita Region	Geita	5		2,977,608	7	30xxx
12	Iringa Region	Iringa	5		1,192,728	24	51xxx
16	Kagera Region	Bukoba	8		2,989,299	6	35xxx
6	Katavi Region	Mpanda	3		1,152,958	25	50xxx
10	Kigoma Region	Kigoma	8		2,470,967	9	47xxx
24	Kilimanjaro Region	Moshi	6		1,861,934	18	25xxx
3	Lindi Region	Lindi	6		1,194,028	23	65xxx
7	Manyara Region	Babati	6		1,892,502	17	27xxx
19	Mara Region	Musoma	7		2,372,015	10	31xxx
11	Mbeya Region	Mbeya	7		2,343,754	12	53xxx
31	Mjini Magharibi Region	Zanzibar City	2		893,169	26	71xxx
2	Morogoro Region	Morogoro	7		3,197,104	4	67xxx
23	Mtwara Region	Mtwara	7		1,634,947	20	63xxx
25	Mwanza Region	Mwanza	7		3,699,872	2	33xxx
20	Njombe Region	Njombe	6		889,946	27	59xxx
28	Pemba North Region	Wete	2		272,091	28	75xxx
30	Pemba South Region	Chake-Chake	2		271,350	29	74xxx
13	Pwani Region	Kibaha	7		2,024,947	15	61xxx
18	Rukwa Region	Sumbawanga	4		1,540,519	21	55xxx
4	Ruvuma Region	Songea	6		1,848,794	19	57xxx
22	Shinyanga Region	Shinyanga	5		2,241,299	13	37xxx
17	Simiyu Region	Bariadi	5		2,140,497	14	39xxx
5	Singida Region	Singida	6		2,008,058	16	43xxx
14	Songwe Region	Vwawa	5		1,344,687	22	53xxx
1	Tabora Region	Tabora	7		3,391,679	3	45xxx
15	Tanga Region	Tanga	11		2,615,597	8	21xxx
29	Unguja North Region	Mkokotoni	2		257,290	30	73xxx
27	Unguja South Region	Koani	2		195,873	31	72xxx