According to our records, this business is located at P.O. BOX 22 in Mason City (in Mason County), Illinois 62664, the location GPS coordinates are: 40.2022663 (latitude), -89.6981639 (longitude). Knollenberg RE & Auctn Services is categorized under Insurance Companies (SIC code 6411). Known organization owner is Ronald Knollenberg. You can contact the company by phone at (217) 482-5351.