Extreme Clean Troy Illinois 62294 618-520-6175 Call us today for a free quote! Extreme Clean serves the metro east, Bond, Madison and St. Clair counties. Alton, Belleville, Bethalto, Breese, Carlyle, Caseyville, Collinsville, Edwardsville, Fairview Heights, Glen Carbon, Granite City, Greenville, Hamel, Highland, Lebanon, Maryville, Mascoutah, New Baden, O'Fallon, Staunton, Trenton, Troy, Wood River and surrounding areas.