Various MLB clubs have sent the invitations to Minor League Clubs to join their organization. It remains to be seen if MiLB clubs want to operate under the new terms of MLB.

119 invitations have been sent out. The invitation of the Fresno Grizzlies is pending.
The following clubs have sent invitations.
Arizona Diamondbacks:
Reno Aces (AAA)
Amarillo Sod Poodles (AA)
Hillsboro Hops (High A)
Visalia Rawhide (Low A)
Atlanta Braves:
Gwinnett Stripers (AAA)
Mississippi Braves (AA)
Rome Braves (High A)
Augusta Green Jackets (Low A)
Baltimore Orioles:
Norfolk Tides (AAA)
Bowie BaySox (AA)
Aberdeen IronBirds (High A)
Delmarva Shorebirds (Low A)
Boston Red Sox:
Worcester Red Sox (AAA)
Portland Seadogs (AA)
Greenville Drive (High A)
Salem Red Sox (Low A)
Chicago Cubs:
Iowa Cubs (AAA)
Tennessee Smokies (AA)
South Bend Cubs (High A)
Myrtle Beach Pelicans (Low A)
Chicago White Sox:
Charleston Knights (AAA)
Birmingham Barons (AA)
Winston-Salem Dash (High A)
Kannapolis Cannonballers (Low A)
Cincinnati Reds:
Louisville Bats (AAA)
Chattanooga Lookouts (AA)
Dayton Dragons (High A)
Daytona Tortugas (Low A)
Cleveland Indians:
Columbus Clippers (AAA)
Akron Rubber Ducks (AA)
Lake County Captains (High A)
Lynchburg HillCats (Low A)
Colorado Rockies:
Albuquerque Isotopes (AAA)
Hartford YardGoats (AA)
Spokane Indians (High A)
Low A is still pending on the decision of the Fresno Grizzlies.
Detroit Tigers:
Toledo Mudhens (AAA)
Erie SeaWolves (AA)
West Michigan White Caps (High A)
Lakeland Flying Tigers (Low A)
Houston Astros:
Sugar Land Skeeters (AAA)
Corpus Christi Hooks (AA)
Asheville Tourists (High A)
Fayetteville Woodpeckers (Low A)
Kansas City Royals:
Omaha StormChasers (AAA)
Northwest Arkansas Naturals (AA)
Quad Cities River Bandits (High A)
Columbia FireFlies (Low A)
Los Angeles Angels:
Salt Lake Bees (AAA)
Rocket City Trash Pandas (AA)
Tri-City Dust Devils (High A)
Inland Empire 66ers (Low A)
Los Angeles Dodgers:
Oklahoma City Dodgers (AAA)
Tulsa Drillers (AA)
Great Lakes Loons (High A)
Rancho Cucamonga Quakes (Low A)
Miami Marlins:
Jacksonville Jumbo Shrimp (AAA)
Pensacola Blue Wahoos (AA)
Beloit Snappers (High A)
Jupiter Hammerheads (Low A)
Milwaukee Brewers:
Nashville Sounds (AAA)
Biloxi Shuckers (AA)
Wisconsin TimberRattlers (High A)
Carolina Mudcats (Low A)
Minnesota Twins:
St. Paul Saints (AAA)
Wichita Wind Surge (AA)
Cedar Rapids Kernels (High A)
Fort Myers Mighty Mussels (Low A)
New York Mets:
Syracuse Mets (AAA)
Binghamton Rumble Ponies (AA)
Brooklyn Cyclones (High A)
St. Lucie Mets (Low A)
New York Yankees:
Scranton/Wilkes-Barre RailRiders (AAA)
Somerset Patriots (AA)
Hudson Valley Renegades (High A)
Tampa Tarpons (Low A)
Oakland Athletics:
Las Vegas Aviators (AAA)
Midland RockHounds (AA)
Lansing Lugnuts (High A)
Stockton Ports (Low A)
Philadelphia Phillies:
Lehigh Valley IronPigs (AAA)
Reading Fightin’ Phils (AA)
Jersey Shore BlueClaws (High A)
Clearwater Threshers (Low A)
Pittsburgh Pirates:
Indianapolis Indians (AAA)
Altoona Curve (AA)
Greensboro Grasshoppers (High A)
Bradenton Marauders (Low A)
San Diego Padres:
El Paso Chihuahuas (AAA)
San Antonio Missions (AA)
Fort Wayne TinCaps (High A)
Lake Elsinore Storm (Low A)
San Francisco Giants:
Sacramento RiverCats (AAA)
Richmond Flying Squirrels (AA)
Eugene Emeralds (High A)
San José Giants (Low A)
Seattle Mariners:
Tacoma Rainiers (AAA)
Arkansas Travelers (AA)
Everett AquaSox (High A)
Modesto Nuts (Low A)
St. Louis Cardinals:
Memphis RedBirds (AAA)
Springfield Cardinals (AA)
Peoria Chiefs (High A)
Palm Beach Cardinals (Low A)
Tampa Bay Rays:
Durham Bulls (AAA)
Montgomery Biscuits (AA)
Bowling Green HotRods (High A)
Charleston RiverDogs (Low A)
Texas Rangers:
Round Rock Express (AAA)
Frisco Rough Riders (AA)
Hickory Crawdads (High A)
Down East Wood Ducks (Low A)
Toronto Blue Jays:
Buffalo Bisons (AAA)
New Hampshire FisherCats (AA)
Vancouver Canadians (High A)
Dunedin Blue Jays (Low A)
Washington Nationals:
Rochester RedWings (AAA)
Harrisburg Senators (AA)
Wilmington Blue Rocks (High A)
Fredericksburg Nationals (Low A)