| 501 |  | Athletic Wrestling Zaragoza | Saragossa, Aragonien, Spanien | 2008- | | |
| 502 |  | Atlanta Wrestling Entertainment | Atlanta, Georgia, USA | 2014-2021 | | |
| 503 |  | Atlantic Championship Wrestling | Vineland, New Jersey, USA | 1999-2000 | | |
| 504 |  | Atlantic Coast Championship Wrestling | North Carolina, USA | 1997-2004 | | |
| 505 |  | Atlantic Grand Prix Wrestling | Moncton, New Brunswick, Canada | 1961-2017 | | |
| 506 |  | Atlantic Pro Wrestling | Nova Scotia, Canada | 2022-2023 | | |
| 507 |  | Atlantic Terror Championship Wrestling | West Virginia, USA | 1999- | | |
| 508 |  | Atlas Wrestling Club | Paris, Frankreich | 2018-2023 | | |
| 509 |  | Atomic Championship Wrestling | Stevens, Pennsylvania, USA | 2000-2020 | | |
| 510 |  | Atomic Legacy Wrestling | Orlando, Florida, USA | 2017- | | |
| 511 |  | Atomic Pro Wrestling | Liverpool, England, UK | 2023- | | |
| 512 |  | Attack Lucha Libre | Pachuca, Hidalgo, Mexiko | 2023- | | |
| 513 |  | Attitude Pro Wrestling | South Lanarkshire, Scotland, UK | 2023- | | |
| 514 |  | Attitude Wrestling Entertainment | Chicoutimi, Quebec, Canada | 2018- | | |
| 515 |  | Au Sommet De La Lutte | Hawkesbury, Ontario, Canada | 2021- | | |
| 516 |  | Aurora Pro Wrestling | Dijon, Frankreich | 2022- | | |
| 517 |  | Australian Outlaw Wrestling | Melbourne, Victoria, Australia | 2022- | | |
| 518 |  | Australian Pro Wrestling | Sydney, New South Wales, Australia | 2022- | | |
| 519 |  | Australian Pro-Wrestling Gym | Penrith, New South Wales, Australia | 2012-2018 | | |
| 520 |  | Australian Wrestling Allstars | Adelaide, South Australia, Australia | 2014-2016 | | |
| 521 |  | Australian Wrestling Entertainment | New South Wales, Australia | 2002- | | |
| 522 |  | Australian Wrestling Federation | Shalvey, New South Wales, Australia | 1999- | | |
| 523 |  | Australian Wrestling League | Brisbane, Queensland, Australia | 2011-2020 | | |
| 524 |  | Australian Wrestling Revolution | Adelaide, South Australia, Australia | 2018-2020 | | |
| 525 |  | Australian Wrestling Superstars | Sydney, New South Wales, Australia | 2020- | | |
| 526 |  | Awesome Wrestling Entertainment | Virginia, USA | 2002-2011 | | |
| 527 |  | Aztec Pro Wrestling | Santa Ana, California, USA | 2012-2014 | | |
| 528 |  | Azteca Karate Extremo | Tijuana, Baja California, Mexiko | - | | |
| 529 | | Azteca World Wrestling Association | Mexico City, Distrito Federal, Mexiko | - | | |
| 530 |  | BATTLEWAR Pro Wrestling | Montreal, Quebec, Canada | 2012- | | |
| 531 |  | BCN Wrestling | Barcelona, Spanien | 2014- | | |
| 532 |  | BEST Wrestling Live | Beragh/Sixmilecross, Omagh, Co. Tyrone, Northern Ireland, UK | 2015-2017 | | |
| 533 |  | BODYSLAM! Pro Wrestling | Aarhus, Dänemark | 2015- | | |
| 534 |  | BOOM! Pro Wrestling | Vancouver, British Columbia, Canada | 2022- | | |
| 535 |  | BOP Wrasslin | Bellshill, Scotland, UK | 2004- | | |
| 536 |  | BRAVES | Tachikawa, Tokyo, Japan | 2006- | | |
| 537 |  | BRAWL | Birmingham, West Midlands, England, UK | 2023- | | |
| 538 |  | BRAWL USA | Florida, USA | 2011- | | |
| 539 | | BRAWL Wrestling | California, USA | 2004-2007 | | |
| 540 |  | BSE Pro Wrestling | Toronto, Ontario, Canada | 2005-2010 | | |
| 541 |  | BURST Pro Wrestling | Kanzaki, Saga, Japan | 2021- | | |
| 542 | | BWE | Ciudad Nezahualcoyotl, Estado de Mexico, Mexiko | 2021- | | |
| 543 |  | Back Breakers Training Center | Scranton, Pennsylvania, USA | 2017- | | |
| 544 |  | Backed Against The Wall Championship Wrestling | McMinnville, Oregon, USA | 2006-2008 | | |
| 545 |  | Backyard Pro | Toronto, Ontario, Canada | 2020-2021 | | |
| 546 |  | Bad 2 The Bone Wrestling | Bardstown, Kentucky, USA | 1996-2007 | | |
| 547 |  | Bad Boys Of Wrestling | Bridgeport, Texas, USA | 1997- | | |
| 548 |  | Bad Boys Of Wrestling Federation | Aruba | 2010-2012 | | |
| 549 |  | Baja Star's USA | San Diego, California, USA | 2016- | | |
| 550 |  | Baja Star's Wrestling | Tijuana, Baja California, Mexiko | 2001- | | |
| 551 |  | Ballarat Pro Wrestling | Ballarat, Victoria, Australia | 2008-2011 | | |
| 552 |  | Ballistic Championship Wrestling | Rutland, Ohio, USA | 2007-2011 | | |
| 553 |  | Ballpark Brawl | Buffalo, New York, USA | 2003-2007 | | |
| 554 |  | Baltic Championship Wrestling | Eckernförde, Schleswig-Holstein, Deutschland | 2014- | | |
| 555 |  | Baltimore Championship Wrestling | Baltimore, Maryland, USA | 2017 | | |
| 556 |  | Bar Room Entertainment Wrestling | Hampton, Virginia, USA | 2023- | | |
| 557 |  | Barracks Pro Wrestling School | Stoke-on-Trent, Staffordshire, England, UK | 2017- | | |
| 558 |  | Barrie Wrestling | Barrie, Ontario, Canada | 2015- | | |
| 559 |  | Bartlesville Brawl | Bartlesville, Oklahoma, USA | 2014 | | |
| 560 |  | Basix Pro Wrestling | Deeside, North Wales, UK | 2006- | | |
| 561 |  | Batos Cafe Entertainment | Koshigaya, Saitama, Japan | 2006- | | |
| 562 |  | Battle Art Pro Wrestling | Tokyo, Japan | 2019- | | |
| 563 |  | Battle Arts Professional Wrestling | Mississauga, Ontario, Canada | 2013- | | |
| 564 |  | Battle Championship Wrestling | Melbourne, Victoria, Australia | 2016- | | |
| 565 |  | Battle Club Pro | New York City, New York, USA | 2016- | | |
| 566 |  | Battle On The Border | West Harrison, Indiana, USA | 2016- | | |
| 567 |  | Battle Pro Wrestling | London, England, UK | 2017-2020 | | |
| 568 |  | Battle Slam | Atlanta, Georgia, USA | 2022- | | |
| 569 |  | Battle Zone Wrestling | Elizabethtown, Kentucky, USA | 2001 | | |
| 570 |  | BattleZone Wrestling | Woodruff, South Carolina, USA | 2015-2022 | | |
| 571 |  | Battlefield Pro Wrestling | Brodheadsville, Pennsylvania, USA | 2015- | | |
| 572 |  | Battleground Pro Wrestling | Los Alamitos, California, USA | 2005-2014 | | |
| 573 |  | Battleground Pro Wrestling | Greeley, Colorado, USA | 2022- | | |
| 574 |  | Battlezone Championship Wrestling | Magee, Mississippi, USA | 1998- | | |
| 575 |  | Bayou Independent Wrestling | West Monroe, Louisiana, USA | 2007- | | |
| 576 | | Bayou Productions | Woodbridge, Virginia, USA | 1996 | | |
| 577 |  | Baystate Championship Wrestling | Springfield, Massachusetts, USA | 2021- | | |
| 578 |  | Be. Catch Company | Obaix, Hainaut, Belgien | 2010-2011 | | |
| 579 |  | Beauharnois Championship Wrestling | Beauharnois, Quebec, Canada | 2021- | | |
| 580 |  | Behind Closed Doors Pro Wrestling | Poole, Dorset, England, UK | 2023- | | |
| 581 |  | BellaDonna Division | Gadsden, Alabama, USA | 2021- | | |
| 582 |  | Bellatrix Female Warriors | Norwich, Norfolk, England, UK | 2006- | | |
| 583 |  | Belleview Pro Wrestling | Belleview, Florida, USA | 2012-2016 | | |
| 584 |  | Below Zero Wrestling | Fargo, North Dakota, USA | 2021- | | |
| 585 | | Benefit Championship Wrestling | Burlington, North Carolina, USA | 2017- | | |
| 586 |  | Berkshire Championship Wrestling | Windlesham, Surrey, England, UK | 2018- | | |
| 587 |  | Berkshire Superstar Wrestling | Berkshire, England, UK | 2014-2015 | | |
| 588 |  | Berwyn Championship Wrestling | Berwyn, Illinois, USA | 2017-2022 | | |
| 589 |  | Best Body Japan Pro-Wrestling | Tokyo, Japan | 2018- | | |
| 590 |  | Best Entertainment Wrestling | Saskatoon, Saskatchewan, Canada | 2020- | | |
| 591 |  | Best Mexican Lucha Libre | Tulsa, Oklahoma, USA | 2015-2017 | | |
| 592 |  | Best Of British Wrestling | England, UK | 1996-xxxx | | |
| 593 |  | Best Of The Best Wrestling | Florida, USA | 2011-2014 | | |
| 594 | | Best Wryton Promotions | Manchester, England, UK | 1953-1992 | | |
| 595 |  | Beyond Your Entertainment Wrestling | Oklahoma City, Oklahoma, USA | 2006-2012 | | |
| 596 | | Big Bear Promotions | Aurora, Ontario, Canada | 1967-1988 | | |
| 597 | | Big Bear Promotions | Arizona, USA | 1964-1965 | | |
| 598 | | Big D Pro Wrestling | Dallas, Texas, USA | 1993-1994 | | |
| 599 |  | Big League Wrestling | Yeovil, Somerset, England, UK | 2016-2019 | | |
| 600 |  | Big Lucha | Mexico City, Distrito Federal, Mexiko | 2021- | | |
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