12 Nov MicroNet Content Written by Beth Martin. Posted in Uncategorized. Hoyer Accounting Bookkeeping & Tax Preparation Hoyer Accounting Visit Website 516 Whiteaker Avenue PO Box 36 Cottage Grove, OR 97424 (541) 942-8241 (541) 942-1140 (fax) Hours: 8:30 am - 5:00 pm Monday through Friday About Rep Info Map About Personal and Business Tax Preparation and Accounting. Completly computerized. Family owned and operated since 1944. Whom to Contact Debbie Helsel Send an Email Karen Winters Send an Email What's Nearby? Distance: 5 10 15 20 25 50 mi.