Kadannappally Mangalasseri Dharma Sastha temple is located at Kadannappally in Kannur district, Kerala. The temple is dedicated to Dharmasastha or Ayyappa. The annual pratishta festival in the temple is held in Malayalam Edava Masam (May – June).
This is an ancient Kerala style temple with a chathura sreekovil, namaskara mandapam, chathura sreekovil and a temple pond.
The temple observes important rituals associated with Ayyappa. Uthram nakshatra day in Malayalam month is of great significance here.
Special pujas and rituals are held here during the Mandala Makaravilakku Kalam.