Postal Index Number

Example of a PIN: The PIN code of Ujjain in Madhya Pradesh

A Postal Index Number or PIN or Pincode is the post office numbering or post code system used by India Post, the Indian postal administration. The code is 6 digits long. The PIN was introduced on August 15, 1972.

Structure

Distribution of PIN Codes across India

There are nine PIN zones in India, including eight regional zones and one functional zone (for the Indian Army). The first digit of the PIN code indicates the region. The second digit indicates the sub-region, and the third digit indicates the sorting district within the region. The final three digits are assigned to individual post offices.

The nine PIN zones cover the Indian states and union territories as follows:

• 1 - Delhi, Haryana, Punjab, Himachal Pradesh, Jammu & Kashmir(including Pakistan-administered Kashmir), Chandigarh
• 2 - Uttar Pradesh, Uttarakhand
• 3 - Rajasthan, Gujarat, Daman and Diu, Dadra & Nagar Haveli
• 4 - Goa, Maharashtra, Madhya Pradesh, Chattisgarh
• 5 - Andhra Pradesh, Karnataka
• 6 - Tamil Nadu, Kerala, Pondicherry, Lakshadweep
• 7 - Orissa, West Bengal, Arunachal Pradesh, Nagaland, Manipur, Mizoram, Tripura, Meghalaya, Andaman & Nicobar Islands, Assam
• 8 - Bihar, Jharkhand
• 9 - Army Post office(APO) and Field Post office(FPO)

2-digit postcode areas India(defined through the first two postcode digits)

A post box with PIN (571120) marked on it

References

• IndiaPost - Indian Postal Service

External links

• Pin Code Search
• Indian Postal Service