Kalkaji Extension is an neighbourhood in Block A 13, Kalkaji, South Delhi, New Delhi, India. Kalkaji (0.0 Km), Govindpuri (0.53 Km), Chittaranjan Park (1.69 Km), Alaknanda (2.6 Km), Kailash Colony (2.75 Km) are the nearby areas to Kalkaji Extension. New Delhi, Faridabad are the nearby cities to Kalkaji Extension.