TNHB Phase I is an neighbourhood in Ambattur Industrial Estate, Chennai west, Chennai, Tiruvallur District , Tamil Nadu, India. Ambattur Industrial Estate (0.0 Km), Mogappair East (2.54 Km), Maduravoyal (2.76 Km), Anna Nagar West Extension (3.96 Km), Ayappakkam (4.71 Km) are the nearby areas to TNHB Phase I. Adayalampattu, Chennai are the nearby cities to TNHB Phase I.