Yamhill County Oregon Court in Circuit Court Municipal Courts Circuit Courts in Yamhill County Yamhill County Circuit Court535 NE 5th Street, McMinnville, OR 97128Phone: 503-434-7530 Municipal Courts in Yamhill County Amity Municipal Court109 Maddox Avenue, PO Box 159, Amity, OR 97101Phone: 503-835-3711 Carlton Municipal Court191 East Main Street, PO Box 458, Carlton, OR 97111Phone: 503-852-7575 Dayton Municipal CourtDayton City Hall416 Ferry Street, PO Box 339, Dayton, OR 97114Phone: 503-864-2221 Dundee Municipal Court620 SW 5th Street, PO Box 220, Dundee, OR 97115Phone: 503-538-3922 Lafayette Municipal Court486 3rd Street, PO Box 55, Lafayette, OR 97127Phone: 503-864-2451 McMinnville Municipal CourtMcMinnville City Hall230 NE 2nd Street, McMinnville, OR 97128Phone: 503-434-7402 Newberg Municipal Court401 East 3rd Street, PO Box 970, Newberg, OR 97132Phone: 503-537-1241 Sheridan Municipal Court120 SW Mill Street, Sheridan, OR 97378Phone: 503-843-2347 Willamina Municipal Court411 NE C Street, PO Box 629, Willamina, OR 97396Phone: 503-876-2242 Yamhill Municipal Court205 South Maple Street, PO Box 9, Yamhill, OR 97148Phone: 503-662-3511Fax: 503-662-4589