Radhapuram is a taluk of
Tirunelveli District,
Tamil Nadu. Kudankulam, the proposed site for 2 x 1000 MWe atomic power project will be constructed here.
Valliyur and Nanguneri are the major towns nearby. The place can be reached from Valliyur. Taxis and buses are available from Valliyur to Radhapuram.
Trivandrum International Airport and Madurai Airport are at distances of 145 and 250 km from here.