According to our records, this business is located at 410 Warren St. in Aurora (in Buchanan County), Iowa 50607, the location GPS coordinates are: 42.6187321 (latitude), -91.7273045 (longitude). Knapp's Service is categorized under Kerosene (SIC code 5541). Known organization owner is Gerald Gates. Current estimates show that the unit has a sales volume of $600,000 and staff of approximately 2 people. You can contact the company by phone at (319) 634-3329.