| 1501 |  | Hybrid Pro Wrestling | Michigan, USA | 2005-2015 | | |
| 1502 |  | Hybrid Pro Wrestling | Headland, Alabama, USA | 2019- | | |
| 1503 |  | Hybrid Promotions | South Shields, Tyne And Wear, England, UK | 2014-2017 | | |
| 1504 |  | Hybrid Wrestling | Fremont, Ohio, USA | 2006-2011 | | |
| 1505 |  | Hybrid Wrestling | Eddystone, Pennsylvania, USA | 2016-2021 | | |
| 1506 |  | I Believe In Wrestling | Florida, USA | 2008-2020 | | |
| 1507 |  | I Miti Del Wrestling | San Giorgio a Cremano, Kampanien, Italien | 2017- | | |
| 1508 |  | IBUKI | Tokyo, Japan | 2005-2010 | | |
| 1509 |  | ICW Pro Wrestling | North Carolina, USA | 1990-2009 | | |
| 1510 |  | IGNITE Wrestling | Florida, USA | 2016-2022 | | |
| 1511 |  | IMPACT Fighting Federation | Tokyo, Japan | 2018- | | |
| 1512 |  | INFAMOUS Wrestling | Austin, Texas, USA | 2022- | | |
| 1513 |  | INFIN | China | 2021- | | |
| 1514 |  | IPW Hardcore Wrestling | St. Petersburg, Florida, USA | 1997-2003 | | |
| 1515 |  | IRA Rebeldia Libre | Santiago de Chile, Chile | 2022- | | |
| 1516 |  | IWA Kokusai | Yokohama, Kanagawa, Japan | 1993-2013 | | |
| 1517 |  | IWA Switzerland | Schindellegi, Schweiz | 2005-2007 | | |
| 1518 |  | IWA Vintage | Stratford, New Jersey, USA | 2008-2013 | | |
| 1519 |  | IWA-Unlimited | Illinois, USA | 2008- | | |
| 1520 |  | IWT Lucha Libre | Tijuana, Baja California, Mexiko | 2022- | | |
| 1521 |  | Icon Pro Wrestling | Burlington, North Carolina, USA | 2021- | | |
| 1522 |  | Iconic Heroes Of Wrestling Excellence | Fort Worth, Texas, USA | 1998- | | |
| 1523 |  | Idaho Wrestle Club | Caldwell, Idaho, USA | 2016- | | |
| 1524 |  | Ignite Wrestling Pro | Hertfordshire, London, England, UK | 2021- | | |
| 1525 |  | Ilgen & Zimmermann event-Management | Husum, Schleswig-Holstein, Deutschland | 2008-2009 | | |
| 1526 | | Iluminatis Promotions | Monterrey, Nuevo Leon, Mexiko | 2020- | | |
| 1527 |  | Imagine Wrestling | Altoona, Pennsylvania, USA | 2019- | | |
| 1528 |  | Immortal Championship Wrestling | New York, USA | 2018- | | |
| 1529 |  | Immortal Wrestling | Somerset, England, UK | 2018- | | |
| 1530 | | Impact Championship Wrestling | Winnipeg, Manitoba, Canada | 2002-2003 | | |
| 1531 | | Impact Championship Wrestling | Cape Girardeau, Missouri, USA | 2000 | | |
| 1532 |  | Impact Pro Wrestling | Auckland, New Zealand | 2000- | | |
| 1533 |  | Impact Pro Wrestling | Des Moines, Iowa, USA | 2001- | | |
| 1534 |  | Impact Pro Wrestling Australia | Sherwood, Queensland, Australia | 2001- | | |
| 1535 |  | Impact Zone Wrestling | Tempe, Arizona, USA | 2002- | | |
| 1536 |  | Impact Zone Wrestling | Lawton, Oklahoma, USA | 2004-2017 | | |
| 1537 |  | Impacto Extremo | Guadalajara, Jalisco, Mexiko | - 2014 | | |
| 1538 |  | Impacto Fuerza y Adrenalina | Calama, Region de Antofagasta, Chile | 2016-2019 | | |
| 1539 |  | Impacto Iquique | Iquique, Region de Tarapaca, Chile | 2017- | | |
| 1540 |  | Imperial World Wrestling | New York City, New York, USA | 2019- | | |
| 1541 |  | Imperio Lucha Libre | Lima, Peru | 2017- | | |
| 1542 |  | In Your Face Wrestling | Albany, New York, USA | 2007-2016 | | |
| 1543 |  | InOut Wrestling | Cheshire, England, UK | 2019-2020 | | |
| 1544 |  | Incredibly Strange Wrestling | San Francisco, California, USA | 1995-2007 | | |
| 1545 |  | Independence Pro Wrestling | Moosic, Pennsylvania, USA | 2017 | | |
| 1546 |  | Independence Pro Wrestling | Michigan, USA | 2020- | | |
| 1547 |  | Independencia Total | Xalapa de Enriquez, Veracruz, Mexiko | - | | |
| 1548 |  | Independent Championship Wrestling | Adelaide, South Australia, Australia | 2009-2011 | | |
| 1549 |  | Independent Championship Wrestling | Miami, Florida, USA | 2008-2019 | | |
| 1550 |  | Independent Connecticut Championship Wrestling | Plainfield, Connecticut, USA | 1999-2002 | | |
| 1551 |  | Independent Pro Wrestling Germany | Lübeck, Schleswig-Holstein, Deutschland | 2016- | | |
| 1552 |  | Independent Professional Wrestling Alliance | Virginia, USA | 1996-2000 | | |
| 1553 |  | Independent Superstars Of Pro Wrestling | Stockholm, New Jersey, USA | 1998- | | |
| 1554 |  | Independent Women's Internet Wrestling | Edmonton, Alberta, Canada | 2012-2013 | | |
| 1555 | | Independent Wrestling Alliance | Tokyo, Japan | 1993-1994 | | |
| 1556 | | Independent Wrestling Alliance Championship Wrestling | Reading, Pennsylvania, USA | 2000-2005 | | |
| 1557 |  | Independent Wrestling Association Florida | Florida, USA | 2011 | | |
| 1558 |  | Independent Wrestling Courage | Denver, Colorado, USA | 2016- | | |
| 1559 |  | Independent Wrestling Elite | Essex, England, UK | 2018- | | |
| 1560 |  | Independent Wrestling Entertainment | Brewer, Maine, USA | 2008-2019 | | |
| 1561 |  | Independent Wrestling Expo | North Richland Hills, Texas, USA | 2020- | | |
| 1562 |  | Independent Wrestling Federation | West Paterson, New Jersey, USA | 1998- | | |
| 1563 |  | Independent Wrestling Federation | England, UK | 2000-2013 | | |
| 1564 |  | Independent Wrestling Federation | Bangor, Michigan, USA | 2000-2002 | | |
| 1565 |  | Independent Wrestling Innovation | Amberg, Bayern, Deutschland | 2022- | | |
| 1566 |  | Independent Wrestling International | Hopkins, Minnesota, USA | 2006-2019 | | |
| 1567 |  | Independent Wrestling League | West Virginia, USA | 2022- | | |
| 1568 |  | Independent Wrestling Manitoba | Winnipeg, Manitoba, Canada | 2004-2007 | | |
| 1569 |  | Independent Wrestling Promotions | Madero, Tamaulipas, Mexiko | - | | |
| 1570 |  | Independent Wrestling Revolution | Detroit, Michigan, USA | 2002-2008 | | |
| 1571 |  | Independent Wrestling Universe | Kettering, Northamptonshire, England, UK | 2022- | | |
| 1572 |  | IndependentWrestling.tv | Philadelphia, Pennsylvania, USA | 2017- | | |
| 1573 | | Indigenous Wrestling Alliance | Winnipeg, Manitoba, Canada | 2000-2001 | | |
| 1574 |  | Industrial World Wrestling | New York City, New York, USA | 2019- | | |
| 1575 |  | Indy Army Wrestling | Mexico City, Distrito Federal, Mexiko | 2018- | | |
| 1576 | | Indy Wrestling Group | Mexico City, Distrito Federal, Mexiko | - | | |
| 1577 |  | Indy Wrestling Stars | Mexiko | 2012-2012 | | |
| 1578 |  | IndyGurlz Championship Wrestling | Boonton, New Jersey, USA | 2006-2012 | | |
| 1579 |  | Infamous | Runcorn, Cheshire, England, UK | 2022- | | |
| 1580 |  | Infierno Producciones | Heroica Puebla de Zaragoza, Puebla, Mexiko | - | | |
| 1581 |  | Infinite Pro Wrestling | Delaware, USA | 2015-2020 | | |
| 1582 |  | Infinite Promotions | Liverpool, Merseyside, England, UK | 2012- | | |
| 1583 |  | Infinity Pro Wrestling | Bloomington, Indiana, USA | 2006-2016 | | |
| 1584 |  | Infinity Wrestling Federation | Philadelphia, Pennsylvania, USA | 1999-2000 | | |
| 1585 | | Injuve | Distrito Federal, Mexiko | 2022- | | |
| 1586 |  | Innova Aztec Power | Mexico City, Distrito Federal, Mexiko | 2016- | | |
| 1587 |  | Innovacion de Lucha Libre Mexicana | Estado de Mexico, Mexiko | 2013- | | |
| 1588 |  | Innovate Wrestling | Kingsport, Tennessee, USA | 2004- | | |
| 1589 |  | Innovative Hybrid Wrestling | Moncton, New Brunswick, Canada | 2005- | | |
| 1590 |  | Innovative Pro Wrestling | New Jersey, USA | 2018 | | |
| 1591 |  | Inoki Dojo | Santa Monica, California, USA | 2003- | | |
| 1592 |  | Insane Championship Wrestling | Milwaukee, Wisconsin, USA | 2006- | | |
| 1593 |  | Insane Championship Wrestling | Michigan, USA | 1993-2000 | | |
| 1594 |  | Insane Championship Wrestling | Canberra, Australian Capital Territory, Australia | 2001- | | |
| 1595 |  | Insane Championship Wrestling Central West | Cowra, New South Wales, Australia | 2012-2023 | | |
| 1596 |  | Insane Championship Wrestling Goulburn | Goulburn, New South Wales, Australia | 2012-2017 | | |
| 1597 |  | Insane Wrestling Federation | Detroit, Michigan, USA | 2001-2008 | | |
| 1598 |  | Insane Wrestling League | California, USA | 2005-2016 | | |
| 1599 |  | Insane Wrestling Revolution | Monroe, Michigan, USA | 2015- | | |
| 1600 |  | Insanity Pro Wrestling | Indianapolis, Indiana, USA | 2001-2012 | | |
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