Marakkanam is a coastal panchayat town & Taluk in Viluppuram district in the Indian state of Tamil Nadu. It is well connected to the state capital Chennai and the nearby union territory of Puducherry by the East Coast Road. To the west, Marakkanam is connected to the town of Tindivanam by the SH-134. Marakkanam is situated on the declared National Waterways NW-4. On materialisation of National Waterways NW-4, Marakkanam will be connected to two states Andhra Pradesh (Kakinada) and Puducherry through north and south of Buckingham Canal.