The first digit of the pincode indicates the
-
sub-region
-
sorting district
-
region
-
post office
C
Correct answer
Explanation
In the Indian Postal Index Number (PIN) system, the first digit represents the specific geographical region of the country. There are nine PIN regions in total, including eight geographical regions and one functional region for the Army Post Office. Subsequent digits narrow down the location to sub-regions and specific post offices.