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1. First ABATE of Oregon meeting held on Aug 26, 1975.
2. River City – Oct 9, 1976 – May 9, 1987 ; Rechartered Apr 12, 1997 – Active with members
3. E. Portland – Oct 1976 – Nov 1979 ; Members joined / formed NE & SE Chapters
4. Mid Valley ABATE – Nov 17, 1976 – Early meetings held at Freedom Cycle Works in Salem
5. Indian Creek – Dec 1976 – Active with members
6. LaGrande – Jan 1977 – Feb 1977 – Members joined Indian Creek
7. Screaming Eagles M/C – Formed in the Oregon penitentiary – Feb 1977 – Sep 1984
8. NE Portland – June 1979 – Oct 2007; NE Portland and Columbia River merged to become Twin Rivers.
9. Salem – Nov 1977 early meetings held ; Chartered on Dec 10, 1983 – Dec 2014
10. Douglas County – April 1980 – Apr 2000 ; Rechartered Feb 10, 2001 – Active with members
11. Roseburg – 1977 – Early meetings held ; Not Chartered
12. Lane County – Feb 1981 – Rescinded June 1982; Rechartered Oct 1986 – Jul 1994
13. Southeast Portland – Mar 15, 1981 – Active with members
14. Jackson County – Mar 15, 1981 – Jan 7, 2022
15. Klamath Falls – Apr 1981 – Feb 1990
16. Coos Bay – Feb 1982 – Aug 1983
17. Central Oregon – Apr 1982 – Oct 1984 ; Jul 1988 – Sep 1990 ; Rechartered Mar 16, 1994 – Active with members
18. Emerald Valley – June 1982 – Jun 1987
19. Bend – Aug 1982 – Sep 1986
20. Lincoln County – Jan 8, 1983 – Active with members
21. West Portland – Feb 1983 – Jun 1987
22. St. Johns – Feb 1983 – May 1989
23. Washington County – May 14, 1983 – Active with members
24. Chapter for the Deaf – Jul 1985 – Sep 1987
25. Mt. Hood – Sep 1986 – Feb 1991
26. Yamhill County – May 1988 – Jun 1994
27. Coos County – Aug 1988 – Dec 1989
28. Josephine County – Oct 8,1988 – Active with members
29. Clatsop County – Nov 1988 – Changed name to North Coast Nov 1989
30. Columbia County – Nov 1988 – Jun 1990
31. North Coast – Nov 11, 1989 – May 11, 2024
32. Team Totem – Jul 1989 – Sep 1990 ; Changed name to Columbia River in 1990.
33. Columbia River – Sep 1990 – Sep 2007; Merged with the NE Portland Chapter.
34. Rivergate – Feb 1992 – Apr 1993
35. South Coast – Feb 1992 – Mar 2007
36. Willamette Valley – Nov 1994 – Oct 2010; Rechartered Dec 9, 2025 – Active with members
37. Grant County – Nov 1994 – Aug 1996
38. Blue Mountain – Jun 1994 – Jul 1999
39. Kiezer – Dec 1997 – Jan 1999
40. Klamath County – Jan 14, 1995 – Oct 1998 ; Changed name to South Central in Nov 1999
41. South Central – Nov 1999 – Mar 2000
42. Hub City – Sep 8, 2001 – Jan 1, 2025; Merged with the Willamette Valley Chapter
43. Southern Oregon – Sep 1995 – Dec 2004
44. Twin Rivers – Nov 2007 – Jul 2010 ; Merged with the SE Portland Chapter
45. Lower Columbia – Aug 30, 2008 – Oct 17, 2021
46. Two Rivers – Aug 14, 2021 – May 7, 2025