521153 is the PIN Code of Kolavennu, which is located in Krishna district, Andhra Pradesh state.
Kolavennu Post Office is located at Kolavennu, Krishna of ANDHRA PRADESH state. It is a Sub Post Office. A Post Office (PO) / Dak Ghar is a facility in charge of sorting, processing, and delivering mail to recipients. POs are usually regulated and funded by the Government of India (GOI). Pin code of Kolavennu PO is 521153. This Postoffice falls under Vijayawada postal division of the Andhra Pradesh postal circle.