By 1805, Baptist missionary society and later Amos Sutton under the auspices of Serampore Trio -- William Carey, Joshua Marshman, and William Ward attempted to preach Telugu-speaking people in northernmost parts of present Andhra Pradesh—adjoining areas to Orissa like Chicacole(present Srikakulam) and Vizagapatnam(present Vizag or Visakapatnam).
Trains from here connect the city of Kollam to major cities of India, including New Delhi, Bangalore, Chennai, Indore, Bhopal, Hyderabad, Thiruvananthapuram, Mumbai, Madurai, Vizag, Jammu, Howrah, Guwahati, Madgaon, Hubli, Ahmedabad, Gwalior, Nagpur, Pune, Kota, Bhubaneshwar, Gorakhpur, Kochi, Kozhikode, Vijayawada, Bhubaneshwar, Coimbatore and Mangalore.
The coal from Mahanadi Coalfields Limited (Talcher and Ib Valley) and Eastern Coalfields Limited (Raniganj and Mugma) are transported to the load ports of Paradip (Orissa), Vizag (Andhra Pradesh) and Haldia (West Bengal).
He has served as Design Engineer civil and Garrison Engineer with Eastern Naval Command, Vizag, and was in Army Head Quarters Indian Army as General Staff Officer, DDG PPO, Additional Director General Personals Engineers and was also as Assistant Chief of the Integrated Defense TRIDOC with Head Quarters Integrated Defense Staff.