Rayapuram is located in the district of Chennai, Tamil Nadu. The pincode of Rayapuram is
600013. The area "Rayapuram" lies under takula of Egmore Nungambakkam and has a Sub Office.
Rayapuram comes under the head office Chennai G.P.O. . The postal division for pin code 600013 is Chennai City North.
A Postal Index Number or PIN or Pincode is a code in the post office numbering or post code system used by India Post, the Indian postal administration.
The code is six digits long.
The PIN Code system was introduced on 15 August 1972. The system was introduced to simplify the manual sorting and delivery of mail by eliminating confusion over incorrect addresses, similar place names and different languages used by the public