403509 is the PIN Code of Caisua, which is located in North Goa district, Goa state.
Caisua Post Office is located at Caisua, North Goa of GOA state. It is a Branch 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 Caisua PO is 403509. This Postoffice falls under Goa postal division of the Maharashtra postal circle.