Ullala Omkareswaram Shiva temple is located at Thalayazham near Vaikom in Kottayam district, Kerala. The shrine is dedicated to Omkareswara – Shiva and Goddess Bhagavathy. The annual Kumbha Bharani festival is an important occasion here.
The shrine is associated with Sri Narayana Guru.
Omkar or om is worshipped in the sanctum sanctorum.
The beautiful shrine has a chuttambalam, namaskara mandapam and upa devata temples.
The temple observes all the important days associated with Sri Narayana Guru.