Article Detail Which is Largest railway route in India ? Answer: Dibrugarh in Assam to Kannyakumari in Tamil Nadu. Similar Questions : 1. Which state is largest by Population ? Answer: Uttar Pradesh 2. Which is the largest gulf ? Answer: Gulf of Mexico 3. Which is smallest state by area of India ? Answer: Goa 4. Which is biggest planet ? Answer: Jupiter 5. Which is the largest Mosque in World ? Answer: Masjid al Haram (Saudi Arabia) 6. Which is Longest national highway of India ? Answer: NH-7 ( Varanasi to Kanyakumari - 2,369 km) 7. Which is the longest Platform ? Answer: Gorakhpur railway station, Uttar Pradesh, India (1355.40 meters) Read more from - Longest and Largest