According to our records, this business is located at 10023 Washington Mills Rd. in Zwingle (in Dubuque County), Iowa 52079, the location GPS coordinates are: 42.2948302 (latitude), -90.6896296 (longitude). County Line is categorized under Cocktail Lounges (SIC code 5813). Known organization owner is Nancy Dodge. Current estimates show that the unit has a sales volume of $200,000 and staff of approximately 4 people. You can contact the company by phone at (563) 773-2389.