LivingSocial is an online marketplace that allows its registered users to buy and share things to do in their city. Formerly headquartered in Washington DC LivingSocial had roughly 70 million members around the world in 2013.LivingSocial is an online marketplace that allows its registered users to buy and share things to do in their city. Formerly headquartered in Washington DC LivingSocial had roughly 70 million members around the world in 2013.