[1] Telangana region of Hyderabad State consisted of 8 Districts in 1948 when it was inducted in Dominion of India; they are Hyderabad, Mahbubnagar, Medak, Nalgonda, Nizamabad, Adilabad, Karimnagar and Warangal districts.

Hyderabad Urban District was made by 4 Talukas are Charminar, Golkonda, Mushirabad and Secunderabad Talukas which consist of only MCH area, Secunderabad cantonment and Osmania University.

[4] Telangana carved out from with 10 districts from Andhra Pradesh.

Seven mandals of Bhadrachalam division were given back to East Godavari district.

[8] In terms of area, Bhadradri Kothagudem is the largest district with an area of 7,483 km2 (2,889 sq mi) and Hyderabad is the smallest with 217 km2 (84 sq mi).