Extension Colony is an sublocality in Burari, North Delhi, New Delhi, India. Burari (0.0 Km), Wazirabad (6.64 Km), Timarpur (8.57 Km), Civil Lines (10.9 Km), GTB Nagar (11.13 Km) are the nearby areas to Extension Colony. New Delhi, Panchayara, Harampur, Ghaziabad are the nearby cities to Extension Colony.