The mobile network in the Andaman and Nicobar Islands is functional but limited, and travelers should be prepared for variable connectivity across different regions of the archipelago. BSNL remains the most widely available network, offering the broadest reach that extends even into many remote and less-developed islands, although data speeds may be modest and sometimes inconsistent. ... https://www.traveltourister.com/andaman-tourism/mobile-network-in-andaman/