273303 is the PIN Code of Chauk, which is located in Maharajganj district, Uttar Pradesh state.
Chauk Post Office is located at Chauk, Maharajganj of UTTAR PRADESH 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 Chauk PO is 273303. This Postoffice falls under Gorakhpur postal division of the Uttar Pradesh postal circle.