847121 is the PIN Code of Singhaso, which is located in Darbhanga district, Bihar state.
Singhaso Post Office is located at Singhaso, Darbhanga of BIHAR 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 Singhaso PO is 847121. This Postoffice falls under Darbhanga postal division of the Bihar postal circle.