This is an updated list I had compiled at the request of a friend at a College Sports forum. I present this to you as an informative guide.
Legacy Arena at the BJCC
Birmingham
University of Alabama, Birmingham and/or Southeastern Conference
Gila River Resorts Arena or State Farm Stadium
Glendale, AZ
OR
Footprint Center
Phoenix
Arizona State University and/or Grand Canyon University
McKale Center
Tucson
University of Arizona
Verizon Arena
North Little Rock, AR
University of Arkansas at Little Rock(Little Rock)
*B.C. Place Stadium or Rogers Arena
Vancouver
Simon Fraser University
Honda Center
Anaheim
Big West Conference
Save Mart Center
Fresno, CA
California State University, Fresno State
Intuit Dome
Inglewood, CA
University of California, Los Angeles(UCLA) and/or University of Southern California(USC)
Crypto.com Arena
Los Angeles
Pepperdine University
Oakland Arena
Oakland
University of California, Berkeley and/or St. Mary's College(CA)
Golden 1 Center
Sacramento
California State University, Sacramento
Viejas Arena
San Diego
San Diego State University
Chase Center
San Francisco
Stanford University(if early), Pac-12 Conference(regional)
SAP Center at San Jose
San Jose State University, Big West Conference, or West Coast Conference
Ball Arena
Denver
Colorado State and Mountain West Conference
XL Center
Hartford
Yale University and/or University of Connecticut(UConn)
Capital One Arena
Washington, DC
George Mason University or Georgetown University
FLA Live Arena
Fort Lauderdale
Florida Atlantic University
VyStar Veterans Memorial Arena
Jacksonville
Jacksonville University and/or University of North Florida
Kaseya Center
Miami
Florida International University and/or University of Miami(FL)
Amway Center
Orlando
University of Central Florida and/or Stetson University
Amalie Arena
Tampa
University of South Florida
Mercedes-Benz Stadium or State Farm Arena
Atlanta
Georgia Institute of Technology and/or Georgia State University
ExtraMiles Arena
Boise
Boise State University
Wintrust Arena
Chicago
DePaul University
United Center
Chicago
Big Ten Conference and/or Northwestern University
Allstate Arena
Rosemont, IL
DePaul University, Northwestern University, or Northern Illinois University
Ford Center
Evansville, IN
University of Evansville
Allen County War Memorial Coliseum
Fort Wayne, INÂ
Purdue University Fort Wayne
Gainbridge Fieldhouse or Lucas Oil Stadium
Indianapolis
IUPUI and Horizon League
Wells Fargo Arena
Des Moines
Drake University or Iowa State University
Intrust Bank Arena
Wichita, KS
Wichita State University
Rupp Arena
Lexington, KY
University of Kentucky
KFC Yum! Center
Louisville, KY
University of Louisville
Maravich Assembly Center
Baton Rouge, LA
Louisiana State University(LSU)
Caesars Superdome or Smoothie King Center
New Orleans
University of New Orleans and/or Tulane University
CFG Bank Arena
Baltimore
Towson University and/or University of Maryland, Baltimore County(UMBC)
Xfinity Center
College Park, MD
University of Maryland
TD Garden
Boston
Take your pick: Boston College, Boston University, Harvard University, Northeastern University
DCU Centre
Worcester, MA
College of the Holy Cross
Ford Field or Little Caesars Arena
Detroit
University of Detroit Mercy and Oakland University(early rounds) or Michigan State University(Final Four)
Van Andel Arena
Grand Rapids, MI
Western Michigan University
Target Center or US Bank Stadium
Minneapolis
OR
Xcel Energy Center
St. Paul
University of Minnesota, Twin Cities; University of St. Thomas(MN) and Summit League
Mizzou Arena
Columbia, MO
University of Missouri, Columbia
T-Mobile Center
Kansas City
Big 12 Conference and/or University of Kansas
The Dome at America's Center or Enterprise Center
St. Louis
Missouri Valley Conference and/or Saint Louis University
Pinnacle Bank Arena
Lincoln, NE
University of Nebraska, Lincoln
CHI Health Center Omaha
Creighton University and/Or University of Nebraska, Omaha(Omaha)
T-Mobile Arena, Thomas & Mack Center or Allegiant Stadium
Las Vegas
University of Nevada, Las Vegas(UNLV)
SNHU Arena
Manchester, NH
University of New Hampshire or Dartmouth College
Prudential Center
Newark
Rutgers University or Seton Hall University
WisePies Arena
Albuquerque
University of New Mexico
MVP Center
Albany, NY
Siena College and Metro Atlantic Athletic Conference
Barclays Center
Brooklyn
Atlantic 10 Conference
Key Bank Center
Buffalo
Canisius College, Niagara University, and Metro Atlantic Athletic Conference
UBS Arena
Elwood, NY
Northeast Conference
Madison Square Garden IV
New York
St. John's University(NY) and Big East Conference
Blue Cross Arena
Rochester, NY
Cornell University or St. Bonaventure University
Carrier Dome
Syracuse, NY
Syracuse University
Spectrum Center
Charlotte
Davidson College and/or University of North Carolina at Charlotte(Charlotte)
Greensboro Coliseum
Atlantic Coast Conference
PNC Arena
Raleigh, NC
North Carolina State University
Lawrence Joel Veterans' Memorial Coliseum
Winston-Salem
Wake Forest University
Ralph Engelstad Arena
Grand Forks, ND
University of North Dakota
Fifth/Third Arena or Heritage Bank Center
Cincinnati
University of Cincinnati and/or Xavier University(OH)
Rocket Mortgage FieldHouse
Cleveland
Mid-American Conference and Cleveland State University
Nationwide Arena
Columbus
The Ohio State University(early rounds) or Ohio University(Regional)
UD Arena
Dayton
University of Dayton
PayCom Center
Oklahoma City
Big 12 Conference or University of Oklahoma
BOK Center
Tulsa
Oral Roberts University and/or University of Tulsa
Matthew Knight Arena
Eugene, OR
University of Oregon
Moda Center
Portland
Oregon State University, Portland State University and/or University of Portland
Giant Center
Hershey, PA
Penn State University
Wells Fargo Center
Philadelphia
Take your pick: Drexel University, LaSalle University, University of Pennsylvania, Saint Joseph's University, Temple University, Villanova University, Atlantic 10 Conference
PPG Paints Arena or Petersen Events Center
Pittsburgh
Duquesne University(PPG) or University of Pittsburgh(Petersen)
Amica Mutual Pavilion
Providence, RI
Providence College
Colonial Life Arena
Columbia, SC
University of South Carolina
Bon Secours Wellness Arena
Greenville, SC
Southern Conference and Furman University
North Charleston Coliseum
North Charleston, SC
College of Charleston
Denny Sanford Premier Center
Sioux Falls, SD
University of South Dakota, South Dakota State University and Summit League
Thompson-Boiling Arena
Knoxville, TN
University of Tennessee
FedEx Forum
Memphis
University of Memphis
Bridgestone Arena
Nashville
Ohio Valley Conference or Vanderbilt University
AT&T Stadium
Arlington, TX
Big 12 Conference
Moody Center
Austin
University of Texas at Austin
American Airlines Center
Dallas
Big 12 Conference
Don Haskins Center
El Paso, TX
University of Texas at El Paso(UTEP)
Dickies Arena
Fort Worth
Texas Christian University or Big 12 Conference
nrg Stadium or Toyota Center
Houston
Take your pick: Big 12 Conference, University of Houston, Houston Christian University, Rice University and Texas Southern University
Alamodome or AT&T Center
San Antonio
University of Texas at San Antonio(UTSA) and/or University of the Incarnate Word
Delta Center
Salt Lake City
University of Utah or Mountain West Conference
John Paul Jones Arena
Charlottesville, VA
University of Virginia
Climate Pledge Arena
Seattle
University of Washington
Spokane Veterans Memorial Arena
University of Idaho or Washington State University
Kohl Center
Madison
University of Wisconsin
Fiserv Forum
Milwaukee
Marquette University
Potential Final Four host
*If Simon Fraser is allowed to move up to Division I, these venues become potential hosts.