Rajarathnam Colony is an sublocality in Kodungaiyur East, Chennai, Chennai District, Tamil Nadu, India. Kodungaiyur East (0.0 Km), Kodungaiyur West (1.87 Km), Vyasarpadi (2.56 Km), Moolakadai (2.88 Km), Washermanpet (3.17 Km) are the nearby areas to Rajarathnam Colony. Elandancheri, Chennai are the nearby cities to Rajarathnam Colony.