Block B is an neighbourhood in Alex Nagar Colony, Madhavaram Milk Colony, Chennai North, Chennai, Tiruvallur District , Tamil Nadu, India. Madhavaram Milk Colony (0.0 Km), Madhavaram (2.0 Km), Mathur (2.72 Km), Kodungaiyur West (2.89 Km), Moolakadai (3.4 Km) are the nearby areas to Block B. Manjampakkam, Elandancheri, Chettimedu, Ariyalur, Payasambakkam, Lyon, Chennai, Vichoor are the nearby cities to Block B.