Atnoor, also spelt as Atnur, is a small hamlet in Afzalpur Taluk of Gulbarga District
. Enriched with extensive green lands, it is a popular Jain heritage center. A ruined Jain temple, dedicated to Bhagwan Chandraprabha, is the prime attraction.
Atnoor is about 15 km from Afzalpur. The nearest railway station is Kulali Railway Station.