691503 is the PIN Code of Mulavana, which is located in Kollam district, Kerala state.
Mulavana Post Office is located at Mulavana, Kollam of KERALA 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 Mulavana PO is 691503. This Postoffice falls under Quilon postal division of the Kerala postal circle.