If you're on the hunt for a spacious and comfortable living environment in Assam, weigh exploring D Block Ongc Colony in Sivasagar for your next home. This well-planned residential field is especially notable for its 4 BHK apartments, which offer a perfect balance of space, comfort, and modern amenities. Let's dive into what makes this location and these apartments an excellent choice for you and your family. The Perks of Living in D Block Ongc Colony D Block Ongc Colony is more than just a residential region; it's a community that offers a matching blend of urban living and peaceful surroundings. The colony is beautifully landscaped with lush greenery and well-maintained parks, providing ample opportunities for outdoor activities.