List of matches in this round
- TimeMatch
- September 3, 2021
- 7:00 pmDobson--:--Red Mountain
- September 10, 2021
- 7:00 pmDobson--:--Alhambra
- September 17, 2021
- 7:00 pmDobson--:--Desert Ridge
- September 24, 2021
- 7:00 pmNorth Canyon--:--Dobson
- October 1, 2021
- 7:00 pmDobson--:--Mountain View
- October 15, 2021
- 7:00 pmWestwood--:--Dobson
- October 22, 2021
- 7:00 pmDobson--:--Mesa
- October 29, 2021
- 7:00 pmCorona del Sol--:--Dobson
- November 4, 2021
- 7:00 pmTucson--:--Dobson
- November 12, 2021
- 7:00 pmSkyline--:--Dobson