Arunachal Pradesh literally the ‘Land of Dawn-lit Mountains’ has a total geographical area of 83,743 sq .km and is divided into 20 districts. The uniqueness of having different districts is the diversity in tribal habitat and their dialects. There are 26 different tribes in state living in 20 different districts among which Kra-Daddi & Siang are the youngest districts.
 

LIST OF DISTRICTS:

SL. No. NAME OF DISTRICTS SL. No. NAME OF DISTRICTS
1 Anjaw 11 Lower Dibang Valley
2 Changlang 12 Upper Siang
3 East Kameng 13 Upper Subansiri
4 East Siang 14 West Kameng
5 Lohit 15 West Siang
6 Longding 16 Upper Dibang Valley
7 Lower Subansiri 17 Kurung Kumey
8 Papumpare 18 Namsai
9 Tawang 19 Kra-Dadi
10 Tirap 20 Siang

Source: Goverment of Arunachal Pradesh
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