Idayanallur is an sublocality in Mathigiri, Hosur, Karnataka, India. Mathigiri (0.0 Km), Anna Nagar (5.54 Km), Hanumantha Nagar (8.55 Km), Anand Nagar (8.98 Km) are the nearby areas to Idayanallur. Hosur, Krishnagiri, Bangalore are the nearby cities to Idayanallur.