Tirukannapuram is one among the eight temples including Tirupathi, Srirangam, Srimushnam, Naguneri, Saligram, Pushkar and Padarikashram that are considered the eight holy centres of salvation in Vaishanava mythology. They are believed to stand for Ashtatshara (eight lettered) spell of Om Namo Narayana, with each centre representing a letter each. The temple is the place where Vishnu is believed to have represented himself in all the eight forms, the combination of the all the eight temples. The temple is also called Bhoologa Vaikundam.