All India Post Codes

Postal Index Number or PIN or Pincode is the numbering of the post office or post code system used by India Post. The PINcode is 6 digits long. First digit reflects region, second the sub-region, third the sorting district, and last three represent the post office code. India has nine PIN zones.
1st 2 Digits of PINcode, Postal Circle :

11 - Delhi
12 - 13 Haryana
14 - 16 Punjab
17 - Himachal Pradesh
18 - 19 Jammu & Kashmir
20 - 28 Uttar Pradesh
30 - 34 Rajasthan
36 - 39 Gujarat
40 - 44 Maharashtra
45 - 48 Madhya Pradesh
49 - Chhattisgarh
50 - 53 Andhra Pradesh
50 - 53 TELANGANA
56 - 59 Karnataka
60 - 64 Tamil Nadu
67 - 69 Kerala
682- Lakshadweep
70 - 74 West Bengal
744- Andaman & Nicobar
75 - 77 Orissa
78 - Assam
79 - Arunachal Pradesh
79 - Manipur
79 - Meghalaya
79 - Mizoram
79 - Nagaland
79 - Tripura
80 - 85 Bihar
80 - 83, 92 Jharkhand