Chennai, formerly known as Madras, is the capital city of Tamil Nadu and one of the largest metropolitan cities in India. The city is known for its cultural heritage, educational institutions, ports, IT parks, automobile industries, and expanding residential neighborhoods. Due to its large geographical spread and dense population, Chennai is efficiently managed under the Indian postal system using PIN codes. This page provides a complete Chennai city area-wise PIN codes overview, designed to help users easily identify the correct postal code for their locality. Whether you are sending a courier, filling out online application forms, registering for government services, or verifying an address, knowing the accurate PIN code is essential. What is a PIN Code? A PIN code, or Postal Index Number, is a six-digit numeric code introduced by India Post to simplify and streamline mail delivery across the country. First digit indicates the postal zone Next two digits represent the postal cir...

Area: Fort City / District: Mumbai State: Maharashtra PIN Code: 400001 Post Office: Mumbai General Post Office (GPO) Office Type: Head Office PIN code 400001 is officially used for the Fort area of Mumbai, Maharashtra. This postal code comes under Mumbai GPO, which functions as a Head Office in the Indian postal network. It is one of the most important PIN codes in Mumbai and is widely used for government offices, banks, businesses, and official correspondence. About Fort Area, Mumbai Fort is one of the oldest and most significant localities in Mumbai. It is known as the historic and administrative heart of the city. Many important institutions such as government offices, courts, banks, corporate headquarters, and heritage buildings are located in this area. Due to its central location and high commercial activity, the Fort area generates a large volume of daily postal and courier traffic. Mumbai GPO plays a key role in managing and distributing mail efficiently for this region. Unders...