From The County of Prince William: New recycling trailers are being deployed throughout Prince William County. The new trailers are more visible, have more capacity, accept additional material and include clear guidelines and restrictions to help users determine what items should be placed in the container. The instructions are provided in English and Spanish infographics for the convenience of all users. The Prince William County Solid Waste Division operates 16 Recycling Trailer Drop Off located throughout Prince William County. As of mid-November, five new Pro-Tilt recycling trailers have been placed into service. Residents can look for the new blue trailers at the following locations: Dale City Boys and Girls Club, Exxon at the Glen, Minnieville Commuter Lot, Nokesville Park, Dr. A.J. Ferlazzo Building.