Ratna is an locality in Kolkata, South 24 Parganas District , West Bengal, India. Baruipur (7.03 Km) are the nearby areas to Ratna. Chak Parankanta Khali, Karimabad, Heria, Pirkhali, Chakar Bar, Jela Sadar, Tular Bada, Jayenkhan, Uttar Gopinathpur, Chandanpukur, Tapukur, Chak Kamal Halder, Kolkata are the nearby cities to Ratna.