Oregon Trail Chapter: Serving Baker, Clackamas, Clatsop, Columbia, Hood River, Gilliam, Morrow, Multnomah, Sherman, Tillamook, Umatilla, Union, Wallowa, Wasco, Washington and Yamhill counties.

Oregon Mountain River Chapter: Serving Crook, Deschutes, Grant, Harney, Jefferson and Wheeler counties and Warm Springs Reservation.

Oregon Pacific Chapter: Serving Benton, Coos, Douglas, Lane and Linn counties.

Southern Oregon Chapter: Serving Curry, Jackson, Josephine, Klamath and Lake counties.

Willamette Chapter: Serving Lincoln, Marion and Polk counties.