Some details about India
India, constitutionally called Bharat, is a Union of States in South Asia.
It consists of 28 states and 8 union territories, governed under a federal parliamentary system.
India operates one of the world’s largest administrative and postal networks, including 780+ districts.
It is the most populous democracy and among the world’s largest economies
States (28) with number of districts:
Andhra Pradesh — 26
Arunachal Pradesh — 26
Assam — 35
Bihar — 38
Chhattisgarh — 33
Goa — 2
Gujarat — 33
Haryana — 22
Himachal Pradesh — 12
Jharkhand — 24
Karnataka — 31
Kerala — 14
Madhya Pradesh — 55
Maharashtra — 36
Manipur — 16
Meghalaya — 12
Mizoram — 11
Nagaland — 16
Odisha — 30
Punjab — 23
Rajasthan — 50
Sikkim — 6
Tamil Nadu — 38
Telangana — 33
Tripura — 8
Uttar Pradesh — 75
Uttarakhand — 13
West Bengal — 23
Union Territories with number of districts
Andaman and Nicobar Islands — 3
Chandigarh — 1
Dadra and Nagar Haveli and Daman and Diu — 3
Delhi (NCR) — 11
Jammu and Kashmir — 20
Ladakh — 2
Lakshadweep — 1
Puducherry — 4
Administrative hierarchy (top - bottom)
Country
State / Union Territory
Division
District
Sub-district (Tehsil / Taluk / Mandal)
Block / Circle
Village / Town / Ward
PIN Code system (India Post)
PIN = Postal Index Number
6 digits: 5 0 0 0 5 0
Digit semantics
1st digit (Zone)
9 postal zones across India
1–8: geographic zones
9: Army Postal Service (APS)
2nd digit (Sub-zone / Circle)
Typically a state or large region
3rd digit (Sorting District)
Major mail processing hub
Last 3 digits (Delivery Post Office)
Specific post office or delivery unit
Example
500001 (Hyderabad GPO)
5 → Southern zone
0 → Telangana circle
0 → Hyderabad sorting district
001 → GPO delivery office