Hey D.C. singles. If you are looking for love, you may want to move your search online. 10: Where Washington falls on chemistry.com’s list of top cities to find a romantic man. San Francisco topped the list at No. 1. Source: Chemistry.com Recommended Stories Foodies and puppies attend Sugar and Champagne Ana Marie Cox’s ex has moved on AP-GfK Poll: Gains for Obama, not his Afghan plans Advertisement