| Angels Blue | 5 | Trent Adams | 2019 | Campo Verde | Gilbert | AZ | USA | LHP |
| Phenom Arizona | 2 | Javan Ah Choy La'anui Kailihiwa Ah Quin Jr | 2019 | Chandler | Mesa | AZ | USA | OF |
| AZ Athletics 16U | 22 | Zane Arrendale | 2018 | Cactus Shadows | Scottsdale | AZ | USA | 2B |
| Rio Rancho Sidewinders | 77 | Luke Baca | 2019 | Volcano Vista | Albuquerque | NM | USA | MIF |
| AZ Pilots | 15 | Jordan Bach | 2018 | Shadow Ridge | Surprise | AZ | USA | RHP |
| Na Elite | 13 | Bryant Bagshaw | 2018 | Lake Havasu | Lake Havasu | AZ | USA | RHP |
| Wilson Sandlot | 22 | Hayden Baker | 2018 | Hamilton | Chandler | AZ | USA | RHP |
| Na Elite | 12 | Matthew Bathauer | 2019 | Lee Williams | Kingman | AZ | USA | LHP |
| Southern Arizona Prospects | 20 | Brayden Benavides | 2018 | Canyon Del Oro | Oro Valley | AZ | USA | 2B |
| Angels Blue | 36 | Matt Bergevin | 2019 | Marcos De Niza | Tempe | AZ | USA | 1B |
| All9Baseball | 14 | Wyatt Berry | 2019 | Corona Del Sol | San Tan Valley | AZ | USA | 2B |
| Bullpen Academy | 27 | Cody Blackmon | 2018 | Lakeside | Wildomar | CA | USA | LHP |
| AZ PROspects 15U | 33 | Justin Bramman | 2019 | Millennium | Litchfield Park | AZ | USA | MIF |
| AZ PROspects 16U | 15 | Hayden Brown | 2018 | Verrado | Buckeye | AZ | USA | RHP |
| AZ Pilots | 2 | Brady Bulger | 2018 | Verrado | Goodyear | AZ | USA | SS |
| Na Elite | 23 | Jeremiah Burgos | 2017 | Lake Havasu | Lake Havasu | AZ | USA | RHP |
| Phenom Arizona | 22 | Joey Cammarata | 2019 | Mountain Pointe | Scottsdale | AZ | USA | RHP |
| Wolfpack Baseball | 7 | Anthony Caraballo | 2019 | Desert Mountain | Scottsdale | AZ | USA | 3B |
| Wilson Sandlot | 20 | Colton Cassinelli | 2018 | Queen Creek | San Tan Valley | AZ | USA | C |
| Wilson Sandlot | 5 | Trey Clarkson | 2019 | Mesquite | Gilbert | AZ | USA | 1B |
| Wilson Sandlot | 23 | Samuel Clow | 2018 | Red Mountain | Mesa | AZ | USA | 1B |
| Kings | 7 | Steven Cochran | 2018 | Phoenix Christian Jr/Sr High S | Phoenix | AZ | USA | SS |
| Southern Arizona Prospects | 21 | Mario Corrales | 2019 | Amphitheater | Tucson | AZ | USA | OF |
| El Paso Arsenal | 24 | Pablo Cortes | 2017 | Faith Christian Academy | Ciudad Juarez | CH | MEX | RHP |
| AZ PROspects 16U | 18 | Jarin Davis | 2018 | Northwest Christian | Sun City West | AZ | USA | LHP |
| AZ Pilots | 7 | Austin Duffy | 2018 | Red Mountain | Mesa | AZ | USA | SS |
| Canyon Thunder | 3 | Zak Elms | 2018 | Sandra Day O`Connor | Peoria | AZ | USA | C |
| Phenom Arizona | 24 | David Enriquez | 2019 | Millennium | Litchfield Park | AZ | USA | 3B |
| JGB 15U Red | 12 | Kyle Ethridge | 2019 | Los Osos | Alta Loma | CA | USA | LHP |
| AZ T-Rex Baseball Club | 13 | Garrett Evans | 2018 | Chaparral | Scottsdale | AZ | USA | OF |
| G1 Diplomats | 10 | Diego Flores | 2019 | Charter Oak | Covina | CA | USA | 3B |
| Rio Rancho Sidewinders | 15 | Lance Frost | 2019 | Centennial | Las Cruces | NM | USA | SS |
| AZ T-Rex Baseball Club | 15 | Will Fuenning | 2018 | Chaparral | Scottsdale | AZ | USA | OF |
| Na Elite | 34 | Paul Giglio | 2018 | Lee Williams | Kingman | AZ | USA | OF |
| Phenom 15u/2019 Signature | 3 | Mateo Gil | 2018 | Timber Creek | Keller | TX | USA | SS |
| AZ Pilots | 6 | Preston Godfrey | 2018 | Mountain Ridge | Glendale | AZ | USA | 3B |
| Wilson Sandlot | 17 | Sam Gonzales | 2018 | Perry | Gilbert | AZ | USA | C |
| Wilson Sandlot | 1 | Nolan Gorman | 2018 | Sandra Day O`Connor | Glendale | AZ | USA | SS |
| Wolfpack Baseball | 4 | Jacob Graulich | 2019 | Desert Mountain | Scottsdale | AZ | USA | 2B |
| Phenom 15u/2019 Signature | 26 | Sean Guilbe | 2018 | Muhlenberg High School | Reading | PA | USA | SS |
| Canyon Thunder | 16 | Aaron Gutierrez | 2018 | Tolleson Union | Tolleson | AZ | USA | RHP |
| Rio Rancho Sidewinders | 11 | Elijah Gutierrez | 2019 | Onate | Las Cruces | NM | USA | 2B |
| Phenom 15u/2019 Signature | 32 | Jose Gutierrez | 2018 | Lamar | Arlington | TX | USA | IF |
| Canyon Thunder | 6 | Hunter Haas | 2020 | Corona Del Sol | Phoenix | AZ | USA | SS |
| All9Baseball | 11 | Hunter Haas | 2020 | Corona Del Sol | Phoenix | AZ | USA | SS |
| Phenom 15u/2019 Signature | 24 | Damone Hale | 2019 | Junipero Serra | Inglewood | CA | USA | OF |
| AZ Athletics 16U | 18 | Cruz Hamilton | 2018 | Cactus Shadows | Cave Creek | AZ | USA | OF |
| Warriors Baseball Academy 2018 | 9 | Griffin Hampton | 2018 | Chaparral | Paradise Valley | AZ | USA | OF |
| Phenom 15u/2019 Signature | 20 | Noah Hennings | 2018 | Jordan | Draper | UT | USA | 3B |
| G1 Diplomats | 11 | Michael Hill | 2019 | Katella | Anaheim | CA | USA | C |
| Wilson Sandlot | 15 | Randy Hutson | 2018 | Red Mountain | Gilbert | AZ | USA | C |
| D-backs Academy | 9 | Tyler Jackson | 2018 | Skyline | Mesa | AZ | USA | SS |
| Mountain West Horns Select | 8 | Jason James | 2017 | Lehi | Lehi | UT | USA | RHP |
| Phenom 15u/2019 Signature | 51 | Spencer Jones | 2019 | La Costa Canyon | Encinitas | CA | USA | LHP |
| All9Baseball | 3 | Brian Kalmer | 2019 | Corona Del Sol | Chandler | AZ | USA | 3B |
| JGB 15U Red | 56 | Mark Kirkland | 2018 | Redlands East Valley | Yucaipa | CA | USA | 1B |
| G1 Diplomats (Freshman) | 14 | Kevin Kolb | 2019 | Lakewood | Lakewood | CA | USA | OF |
| AZ PROspects 16U | 2 | Andy Kupec | 2018 | Centennial | Peoria | AZ | USA | SS |
| AZ PROspects 16U | 1 | Tyler LaLiberty | 2017 | Mesquite | Chandler | AZ | USA | OF |
| AZ Athletics 15U | 17 | Cal Lambert | 2019 | Sandra Day O`Connor | Peoria | AZ | USA | LHP |
| Tucson Champs | 10 | Alec Larson | 2019 | Catalina Foothills | Tucson | AZ | USA | SS |
| Wilson Sandlot | 32 | Matthew Liberatore | 2018 | Mountain Ridge | Peoria | AZ | USA | LHP |
| All9Baseball | 25 | Ethan Long | 2020 | Mountain Pointe | Gilbert | AZ | USA | 3B |
| Rio Rancho Sidewinders | 32 | Raul Lopez | 2018 | Socorro | El Paso | TX | USA | OF |
| Angels Blue | 2 | Marcus Lucas | 2019 | Basha | Chandler | AZ | USA | OF |
| Canyon Thunder | 9 | Zander Lykins | 2018 | Mountain Pointe | Phoenix | AZ | USA | OF |
| Na Elite | 20 | Tom Malley | 2018 | Desert Vista | Phoenix | AZ | USA | 3B |
| Phenom Arizona | 5 | Zachary Martinez | 2019 | Mountain Ridge | Glendale | AZ | USA | RHP |
| Canyon Thunder | 15 | Logan McDonald | 2018 | Millennium | Goodyear | AZ | USA | SS |
| G1 Diplomats (Freshman) | 3 | Justin McFadden | 2019 | Damien | Rancho Cucamonga | CA | USA | OF |
| Warriors Baseball Academy 2018 | 42 | Reid McLaughlin | 2018 | Desert Mountain | Scottsdale | AZ | USA | RHP |
| Phenom 15u/2019 Signature | 17 | Jake McLean | 2018 | Coronado | Henderson | NV | USA | OF |
| Golden Era Baseball (2019's) | 3 | Ethan Medders | 2020 | Rio Vista | Rio Vista | CA | USA | RHP |
| Angels Blue | 94 | Brandon Melendez | 2019 | Skyline | Mesa | AZ | USA | RHP |
| Tucson Champs | 1 | Treyjen Meza | 2019 | Sahuarita | Green Valley | AZ | USA | C |
| AZ Pilots | 42 | Mason Millett | 2017 | Boulder Creek | Anthem | AZ | USA | RHP |
| All Star Baseball Academy | 3 | Dallin Montez | 2018 | Liberty | Peoria | AZ | USA | 2B |
| Warriors Baseball Academy 2018 | 5 | Isaiah Montoya | 2018 | Liberty | Peoria | AZ | USA | LHP |
| G1 Diplomats (Freshman) | 20 | Dominic Mota | 2019 | Henry J. Kaiser | Fontana | CA | USA | OF |
| El Paso Arsenal | 25 | Jose Mota | 2017 | El Paso | Ciudad Juarez | CH | MEX | C |
| Wolfpack Baseball | 77 | Drake Mueller | 2019 | Desert Mountain | Scottsdale | AZ | USA | OF |
| Tucson Champs | 24 | Matthew Mungaray | 2019 | Tucson Magnet | Sahuarita | AZ | USA | OF |
| Phenom 15u/2019 Signature | 28 | Alex Munroe | 2019 | Ridge Community | Davenport | FL | USA | LHP |
| Golden Era Baseball (2019's) | 21 | Jack Murphy | 2019 | Clayton Valley | Discovery Bay | CA | USA | SS |
| AZ T-Rex Baseball Club | 23 | John Neeley | 2018 | Mountain View | Mesa | AZ | USA | RHP |
| AZ T-Rex Baseball Club | 1 | Ben Nemivant | 2018 | Notre Dame Preparatory | Scottsdale | AZ | USA | OF |
| Canyon Thunder | 13 | Cole Newgaard | 2018 | Desert Vista | Phoenix | AZ | USA | LHP |
| D-backs Academy | 23 | Eddie Niemann | 2018 | Pinnacle | Scottsdale | AZ | USA | C |
| Kings | 3 | Noah Nithman | 2020 | Sandra Day O`Connor | Peoria | AZ | USA | OF |
| AZ Athletics 15U | 32 | David Norman | 2019 | Sunrise Mountain | Anthem | AZ | USA | RHP |
| Southern Arizona Prospects | 27 | Angel Ochoa | 2018 | Canyon Del Oro | Tucson | AZ | USA | 3B |
| El Paso Arsenal | 18 | Luis Oregel | 2018 | Faith Christian Academy | El Paso | TX | USA | RHP |
| Warriors Baseball Academy 2018 | 91 | Jonathan Ornelas | 2018 | Raymond S. Kellis | Peoria | AZ | USA | SS |
| Tucson Champs | 21 | Angel Ortiz | 2019 | Sahuarita | Tucson | AZ | USA | RHP |
| Angels Blue | 70 | Clayton Osmussen | 2019 | Notre Dame Preparatory | Scottsdale | AZ | USA | C |
| El Paso Arsenal | 23 | Jose Pacheco Palacios | 2018 | St. Mary's | Phoenix | AZ | USA | RHP |
| D-backs Academy | 17 | Carter Paine | 2018 | Maricopa | Maricopa | AZ | USA | SS |
| Rio Rancho Sidewinders | 0 | Kaden Palmer | 2019 | Centennial | Las Cruces | NM | USA | RHP |
| Wilson Sandlot | 27 | Adam Parra | 2019 | Perry | Chandler | AZ | USA | RHP |
| Golden Era Baseball (2019's) | 24 | Ian Pascual | 2019 | Clayton Valley | Pittsburg | CA | USA | OF |
| El Paso Arsenal | 21 | Brandon Pimental | 2018 | Socorro | El Paso | TX | USA | LHP |
| Mountain West Horns Select | 29 | Jake Porter | 2018 | Northridge | South Weber | UT | USA | RHP |
| AZ PROspects 16U | 54 | Trevor Pruitt | 2018 | Sunrise Mountain | Peoria | AZ | USA | RHP |
| G1 Diplomats | 1 | Andres Quinones | 2018 | South Hills | Covina | CA | USA | LHP |
| G1 Diplomats | 24 | Joshua Ramirez | 2019 | La Habra | La Habra | CA | USA | SS |
| All Star Baseball Academy | 6 | Leo Ramos | 2018 | Desert Vista | Phoenix | AZ | USA | SS |
| AZ T-Rex Baseball Club | 3 | Clayton Randall | 2019 | Saguaro | Scottsdale | AZ | USA | OF |
| G1 Diplomats | 15 | Oscar Rauda | 2018 | Ontario | Ontario | CA | USA | OF |
| Kings | 8 | Devin Read | 2018 | River Valley | Fort Mohave | AZ | USA | C |
| All Star Baseball Academy | 4 | Gavin Reed | 2018 | Liberty | Peoria | AZ | USA | OF |
| AZ T-Rex Baseball Club | 24 | Sean Rimmer | 2019 | Mountain View | Mesa | AZ | USA | 1B |
| AZ Pilots | 27 | Gabe Rios | 2017 | Verrado | Litchfield Park | AZ | USA | C |
| Tucson Champs | 14 | Dominic "Nicky" Rodriguez | 2019 | Tucson Magnet | Tucson | AZ | USA | RHP |
| Southern Arizona Prospects | 2 | Enrique (Kiko) Romero | 2019 | Canyon Del Oro | Tucson | AZ | USA | C |
| G1 Diplomats | 0 | Joseph Ruelas | 2018 | Diamond Ranch | Rowland Heights | CA | USA | OF |
| AZ Pilots | 3 | Nolan Ruff | 2017 | Mountain Ridge | Glendale | AZ | USA | RHP |
| Wolverines | 7 | Rashad Ruff | 2019 | Moreno Valley | Moreno Valley | CA | USA | SS |
| Wolfpack Baseball | 1 | Paul Sachen | 2019 | Desert Mountain | Scottsdale | AZ | USA | OF |
| Na Elite | 5 | Sebastian Salaiz | 2018 | Mountain Pointe | Phoenix | AZ | USA | SS |
| AZ Pilots | 4 | Adrian Salazar | 2017 | Raymond S. Kellis | Glendale | AZ | USA | SS |
| Southern Arizona Prospects | 32 | Sherrick Sanborn | 2018 | Willcox | Wilcox | AZ | USA | 2B |
| Mountain West Horns Select | 24 | Dylan Sanchez | 2018 | Riverton | Riverton | UT | USA | LHP |
| AZ Pilots | 1 | Hayden Sandman | 2017 | Mountain Ridge | Peoria | AZ | USA | LHP |
| AZ Pilots | 13 | Josh Sandoval | 2017 | Mountain Ridge | Glendale | AZ | USA | 1B |
| AZ Pilots | 51 | Calvin Schapira | 2018 | Pinnacle | Scottsdale | AZ | USA | LHP |
| Red Mountain HS | 20 | Logan Schober | 2019 | Red Mountain | Mesa | AZ | USA | C |
| All9Baseball | 34 | Jack Schobinger | 2019 | Corona Del Sol | Chandler | AZ | USA | C |
| Phenom 15u/2019 Signature | 34 | Ryan Sehdev | 2018 | Haddonfield Memorial | Haddonfield | NJ | USA | OF |
| All Star Baseball Academy | 9 | Sammy Serrano | 2017 | Apollo | Phoenix | AZ | USA | RHP |
| Phenom 15u/2019 Signature | 7 | Jake Skipworth | 2019 | Eleanor Roosevelt | Mira Loma | CA | USA | 1B |
| Wolfpack Baseball | 34 | Matthew Slade | 2019 | Desert Mountain | Scottsdale | AZ | USA | LHP |
| Warriors Baseball Academy 2018 | 12 | Sasha Sneider | 2018 | Thunderbird | Peoria | AZ | USA | LHP |
| Phenom 15u/2019 Signature | 27 | Anthony Sortino | 2019 | Horizon | Phoenix | AZ | USA | C |
| Southern Arizona Prospects | 14 | Elias Stancer | 2018 | Canyon Del Oro | Tucson | AZ | USA | OF |
| AZ PROspects 15U | 23 | Seth Sweet-Chick | 2020 | Estrella Foothills | Goodyear | AZ | USA | SS |
| Tucson Champs | 7 | Mike Synder | 2019 | Sabino | Tucson | AZ | USA | OF |
| AZ T-Rex Baseball Club | 5 | Joe Terlizzi | 2018 | Notre Dame Preparatory | Scottsdale | AZ | USA | C |
| AZ Athletics 15U | 7 | Caleb Thomason | 2019 | Sunrise Mountain | Peoria | AZ | USA | 3B |
| Wolverines | 22 | Tyler Tilton | 2019 | Redlands East Valley | Redlands | CA | USA | RHP |
| El Paso Arsenal | 30 | Darian Torres | 2018 | Faith Christian Academy | El Paso | TX | USA | OF |
| Southern Arizona Prospects | 44 | Diego Truesdsell | 2018 | Canyon Del Oro | Tucson | AZ | USA | RHP |
| All9Baseball | 21 | David Utagawa | 2020 | Corona Del Sol | Phoenix | AZ | USA | RHP |
| Southern Arizona Prospects | 25 | Aj Van Bogaert | 2018 | Canyon Del Oro | Tucson | AZ | USA | C |
| Red Mountain HS | 1 | Trent Wagner | 2019 | Red Mountain | Mesa | AZ | USA | RHP |
| Wolfpack Baseball | 6 | Max Walker | 2019 | Desert Mountain | Scottsdale | AZ | USA | 3B |
| Red Mountain HS | 5 | Connor Watson | 2019 | Red Mountain | Mesa | AZ | USA | RHP |
| AZ Athletics 16U | 99 | Kevin Whalen | 2018 | Centennial | peoria | AZ | USA | OF |
| All Star Baseball Academy | 13 | Tyler Williams | 2018 | Cactus Shadows | Cave Creek | AZ | USA | LHP |
| Phenom 15u/2019 Signature | 9 | Christian Winston | 2017 | Barstow | Barstow | CA | USA | LHP |
| AZ Athletics 15U | 2 | Will Worthington | 2019 | Brophy College Preparatory | Phoenix | AZ | USA | SS |
| AZ T-Rex Baseball Club | 44 | Jake Yogel | 2018 | Chaparral | Scottsdale | AZ | USA | RHP |
| Mountain West Horns Select | 5 | Andrew Zimmerman | 2017 | Lehi | Lehi | UT | USA | RHP |