Serving DuPage County including Addison, Roselle, Hanover Park, Bartlett, Schaumburg, Glendale Heights, Carol Stream, Wood Dale, Itasca, Medinah, Wheaton, Glen Ellyn, Hoffman Estates, Elgin, Elk Grove Village, West Chicago, Lombard, Villa Park, Elmhurst, Winfield, Algonquin, South Barrington, Batavia, Bloomingdale, Campton Hills, Carpentersville, Cary, Crystal Lake, Des Plaines, Dundee, Evanston, Geneva, Mount Prospect, Naperville, Park Ridge, Prospect Heights, Rolling Meadows, South Elgin, St. Charles, Streamwood, Wood Dale and Chicago.