The Indian Post Office is among the oldest postal systems in the world, founded in 1854 with the British Eastern India Firm. Through the years, it has produced to be one of several most significant postal systems on earth, with over 154,000 post places of work spread out across India. https://canvas.instructure.com/eportfolios/1007423/Home/Unveiling_Indias_PIN_Code_System_An_Exploration_Of_The_Indian_Post_Offices_Postal_Index_Number_Codes