Andaman & nicobar islands | Andhra pradesh | Arunachal pradesh | Assam | Bihar | Chandigarh | Chattisgarh | Dadra & nagar haveli | Daman & diu | Delhi | Goa | Gujarat | Haryana | Himachal pradesh | Jammu & kashmir | Jharkhand | Karnataka | Kerala | Lakshadweep | Madhya pradesh | Maharashtra | Manipur | Meghalaya | Mizoram | Nagaland | Odisha | Pondicherry | Punjab | Rajasthan | Sikkim | Tamil nadu | Telangana | Tripura | Uttar pradesh | Uttarakhand | West bengal |
There are 9 PIN regions in the country. The first 8 are geographical regions and the digit 9 is reserved for the Army Postal Service.
| First Digit | Region | States |
|---|---|---|
| 1 | Northern | Delhi, Haryana, Punjab, Himachal Pradesh, and Jammu & Kashmir |
| 2 | Northern | Uttar Pradesh and Uttaranchal |
| 3 | Western | Rajasthan and Gujarat |
| 4 | Western | Maharashtra, Madhya Pradesh and, Chatthisgarh |
| 5 | Southern | Andhra Pradesh and Karnataka |
| 6 | Southern | Kerala and Tamil Nadu |
| 7 | Eastern | West Bengal, Orissa, and North Eastern |
| 8 | Eastern | Bihar and Jarkhand |
| 9 | APS | Army Postal Service |
