India’s postal journey began in 1774 with the establishment of the First General Post Office in Calcutta (now Kolkata) under British rule. Opened to the public during the tenure of , this historic institution laid the foundation of India’s modern communication system. From handwritten letters to official dispatches, the First GPO connected people, administrations, and regions—marking a turning point in India’s administrative and social history. What started as a colonial necessity eventually evo