Mudalur is served by the FM dial by Suryan FM, run by Sun Network (frequency 93.5 MHz), Hello FM, run by the Malai Malar Group (frequency 106.5 MHz) and Tirunelveli Vanoli Nilayam (All India Radio), by the Government of India.
Following the Mudalur pattern, Rhenius started several Christian satellite villages, including Neduvilai (later known as Megnanapuram) (1825), Idayankulam (1827), Asirvathapuram (1828), Nallur (1832) and Surandai (1833).