| No. | Name | Type | Language | Counties |
|---|---|---|---|---|
| 0 | AIMEE COLLEEN APT | Master | English | Benton, Clackamas, Clatsop, Columbia, Coos, Crook, Deschutes, Douglas, Hood River, Jefferson, Lane, Lincoln, Linn, Marion, Multnomah, Tillamook, Umatilla, Union, Wasco, Washington, Yamhill |
| 0 | EVA ARAIZA | Not given | English | |
| 0 | Erin Hennessey Arant | Specialty Master | English | All |
| 2 | PAMELA THOMPSON ARBOGAST | Master | English | Coos, Crook, Curry, Deschutes, Douglas, Jackson, Jefferson, Josephine, Klamath, Lake, Lane, Lincoln |
| 0 | Leslie Arbuckle | Master | English | Clackamas |
| 0 | Cherri Archer | Master | English | Marion, Polk, Yamhill |
| 0 | DONELL L. ARCHER | Standardized | English | All |
| 0 | JORJIE PACIFIC ARDEN | Community | English | Benton, Douglas, Lane, Linn |
| 1 | BARBARA LYNN ARENA-CRANDALL | Master | English | All |
| 5 | JESSICA ARENDT | Master | English | Clackamas, Multnomah, Washington |