Kotnahalli is an city in Tumkur District, Karnataka, India. Bugudanahalli, Mallasandra Valagere Kaval, Doddanaravangala, Gollahalli, Kannenahalli, Peramanahalli, Bugudanahalli Amanikere, Halanur, Halanur, Kotnahalli, Kambathanahalli, Lakshmanasandra, Mallasandra Amanikere, Tumkur , Mudigere, Vokkodi, Mallasandra, Adlapura, Hallnoor, Doddasarangi, Agalakote, Kumkumanahalli, Habbathanahalli, Hanumanthapura, Banavara, Amani Hosakere, Gowdanahalli, Heggere, Doddanaravangala Amanikere, Agalagunte are the nearby cities to Kotnahalli.