| Northwest Arizona Ranges | Level 4 (Parent) |
|          Black Mountains | Level 5 (Sibling) |
|          East Lake Havasu Area | Level 5 (Sibling) |
|          Cerbat Mountains | Level 5 (Sibling) |
|          Hualapai Mountains | Level 5 (Sibling) |
|          Music Mountains | Level 5 (Sibling) |
|          Aquarius-Juniper Area | Level 5 (Sibling) |
|          Prescott Area | Level 5 |
|                  Black Mountains | Level 6 (Child) |
|                  McCloud Mountains | Level 6 (Child) |
|                  Date Creek Mountains | Level 6 (Child) |
|                  Sierra Prieta | Level 6 (Child) |
|                  Weaver Mountains | Level 6 (Child) |
|                  Black Hills | Level 6 (Child) |
|                  Bradshaw Mountains | Level 6 (Child) |
|                  Hieroglyphic Mountains | Level 6 (Child) |
|          North Phoenix Area | Level 5 (Sibling) |
|          Mazatzal Mountains | Level 5 (Sibling) |
|          Sierra Ancha | Level 5 (Sibling) |