Information on T-Mobile in Groton, CT 06349 Outlet Note Regular Brands T-Mobile Connecticut Groton 551699 Rating 4.8 based on 88 votes Address Naval Submarine Base Bldg 484 Groton, CT 06349 Phone Hours may vary in different stores. For accurate hours, please contact each store directly. Suite643 Hours may vary in different stores. For accurate hours, please contact each store directly. Nearby T-Mobile Outlet T-Mobile Outlet - Groton T-Mobile Outlet - Lisbon T-Mobile Outlet - Lisbon T-Mobile Outlet - Brooklyn People Also Viewed