Wagner Insurance provides auto insurance, business insurance, commercial insurance, homeowners policy (home insurance) and many other services to the following areas; Hamilton Township, Lawrenceville, Yardville, Groveville, Hightstown, Trenton, Mercerville, Ewing, Robbinsville, East Windsor, West Windsor, Allentown, Plainsboro, Bordentown, Burlington, Columbus, Freehold, NJ Mercer County