Welcome to the Gaslamp Quarter,the Heart of San Diego Welcome to the Gaslamp Quarter, the Heart of San Diego Find a Gaslamp Quarter business Use the form below to search the Gaslamp Quarter business directory to find dining, shopping, experiences and more. Keywords: Advanced Search Here’s where to eat, play, shop and stay. See who's open Who's open Downtown’s bright future:the Gaslamp Promenade Learn more