In recent years, the Delhi Metro has grown at a rapid pace, with three metro-stations in Janakpuri (Uttam Nagar East, Janakpuri East and Janakpuri West) on the Dwarka-Noida line.
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The name Janakpuri is also used to describe the Kingdom of Janaka, i.e. Mithila, whose daughter Sita married Lord Rama of Ramayana.
Most common routes through R K Puram include 623 from Vasant Vihar to Shahdara, 544 from Sector-1 R. K. Puram to Badarpur, 764 from Nehru Place to Najafgarh, 680 from Ambedkar Nagar to Central Secretariat, 711 from Janakpuri to Sarai Kale Khan, 611 from Dhaula Kuan to Mayur Vihar, 604 from Vasant Kunj to New Delhi Railway Station and 620 from Hauz Khas to Shivaji Stadium.