1. Sacramento County 

2. Amador County

3. Butte County

4. Colusa County

5. El Dorado County

6. Glenn County

7. Lassen County

8. Modoc County 

9. Nevada County

10. Placer County

11. Plumas County

12. Shasta County

13. Sierra County

14. Solano County

15. Sutter County

16. Tehama County

17. Yolo County

18. Yuba County

19. Alpine County (Except Lake Alpine and Bear Valley)

20. Siskiyou County-Eastern Portion

21. Trinity County-Eastern Portion

22. Napa County