Sector A is an neighbourhood in Annanur, Cholambedu, Chennai North, Chennai, Tiruvallur District , Tamil Nadu, India. Cholambedu (0.0 Km), Ambattur (3.92 Km), Ayappakkam (4.45 Km), Oragadam Ambattur (4.57 Km), Avadi (5.95 Km) are the nearby areas to Sector A. Pammadukulam, Kondithope, Upparapalayam, Chinnanolambur, Kannadapalayam, Chennai are the nearby cities to Sector A.