Padmanabhanagar post office is very small in size which is very close to 15A Bus Stand OR Corporation ward office and opposite to Sri Lakshmikantha Temple. Looks like a small grocery stores but one can access the office easily ;-)

PIN Code of Padmanabhanagar is 560061

Use the above pincode (or any pin code) to get the contact details of the post office :
http://www.indiapost.gov.in/Pin/Pinsearch.aspx

For more info, visit IndiaPost Website:
http://www.indiapost.gov.in