Indian Postal Services use Postal Index Number(PIN) also called as Pincode for numbering Post Offices. PIN Code is a 6 digit numerical code used to find delivery Post Offices in India. The PIN codes provided by Indian Postal Services are divided in 9 zones. The first digit represents the region,second digits represents the sub-region whereas the third digit represents the district of that particular region.Below is the list of all 9 zones with their covered states.
| First Digit | State Covered |
|---|---|
| 1 | Delhi, Haryana, Punjab, Chandigarh, Himachal pradesh, Jammu & kashmir |
| 2 | Uttarakhand, Uttar pradesh |
| 3 | Rajasthan, Daman & diu, Gujarat, Dadra & nagar haveli |
| 4 | Goa, Maharashtra, Madhya pradesh, Chattisgarh |
| 5 | Telangana, Andhra pradesh, Pondicherry, Karnataka |
| 6 | Tamil nadu, Kerala, Lakshadweep |
| 7 | West bengal, Sikkim, Andaman & nicobar islands, Odisha, Assam, Arunachal pradesh, Meghalaya, Manipur, Mizoram, Nagaland, Tripura |
| 8 | Jharkhand, Bihar |
The first 2 digits of PIN indicates as below:
| First 2 Digits of PIN | Circle |
|---|---|
| 74 |
Andaman & nicobar islands |
| 50 to 53 |
Andhra pradesh |
| 79 |
Arunachal pradesh |
| 78 |
Assam |
| 80 to 85 |
Bihar |
| 14 to 16 |
Chandigarh |
| 49 |
Chattisgarh |
| 39 |
Dadra & nagar haveli |
| 36 to 39 |
Daman & diu |
| 11 |
Delhi |
| 40 |
Goa |
| 36 to 39 |
Gujarat |
| 12 to 13 |
Haryana |
| 17 |
Himachal pradesh |
| 18 to 19 |
Jammu & kashmir |
| 81 to 83 |
Jharkhand |
| 56 to 59 |
Karnataka |
| 67 to 69 |
Kerala |
| 68 |
Lakshadweep |
| 45 to 48 |
Madhya pradesh |
| 40 to 44 |
Maharashtra |
| 79 |
Manipur |
| 78 to 79 |
Meghalaya |
| 79 |
Mizoram |
| 79 |
Nagaland |
| 75 to 77 |
Odisha |
| 53 to 67 |
Pondicherry |
| 14 to 16 |
Punjab |
| 30 to 34 |
Rajasthan |
| 73 |
Sikkim |
| 60 to 64 |
Tamil nadu |
| 50 |
Telangana |
| 79 |
Tripura |
| 20 to 28 |
Uttar pradesh |
| 24 to 26 |
Uttarakhand |
| 70 to 74 |
West bengal |
