The National Indoor Football League (NIFL) was a professional indoor football league in the United States. For their first six years, the league had teams in markets not covered by either the Arena Football League or its developmental league, AF2, however, that changed briefly with their expansion into AFL markets such as Atlanta, Denver, and Los Angeles, and AF2 markets such as Fort Myers and Houston. Green Bay Packers head coach Matt LaFleur, Buffalo Bills running back Fred Jackson, New Orleans Saints quarterback John Fourcade and Pittsburgh Steelers Super Bowl running back Bam Morris, all played in the NIFL. The league folded in 2008.
The Amarillo Venom are a professional indoor football team based in Amarillo, Texas. They play their home games at the Amarillo Civic Center and are members of American Indoor Football as of August 2024. The Venom began play in 2004 as the Amarillo Dusters, a charter member of the Intense Football League, a small indoor football league based in Texas. They won the championship in their first and only season with the Intense Football League.
The Coralville Chaos are a professional indoor football team based in Coralville, Iowa, and are currently members of American Indoor Football. They will play their home games at the Xtream Arena in Coralville starting in 2025.
American Indoor Football (AIF) is a professional indoor football league, one of the several regional professional indoor football leagues in North America.
The Columbus Lions are a professional indoor football team based in Columbus, Georgia, and are a member of American Indoor Football.
The Indoor Football League (IFL) is a professional indoor American football league created in 2008 out of the merger between the Intense Football League and United Indoor Football. It has one of the largest number of currently active teams among indoor football leagues. As of the 2023 season, the league consists of 14 teams in two conferences with each team playing 16 games over 19 weeks.
The Richmond Raiders were a professional indoor football team located in Richmond, Virginia the Richmond Coliseum as their home arena. The Raiders began play in the 2010 as an expansion team of the American Indoor Football Association (AIFA). The Raiders moved to the Southern Indoor Football League (SIFL) when the Eastern Division of the AIFA merged with the SIFL in the winter of 2010, beginning SIFL play in the 2011 season. After just a single season in the SIFL the Raiders, along with four other members of the SIFL, became the charter members of the Professional Indoor Football League (PIFL). The team was then a member the PIFL from 2012 to 2015.
The Harrisburg Stampede are a professional indoor football team based in Harrisburg, Pennsylvania. The Stampede participated in several different leagues over their history: the American Indoor Football Association in 2009 and 2010, the Southern Indoor Football League in 2011, American Indoor Football in 2012 and 2013, and the Professional Indoor Football League in what became their final season of play in 2014. The team suspended operations on December 30, 2014.
The Trenton Steel was a professional indoor football team that began play in the Southern Indoor Football League (SIFL) in the 2011 season. The team suspended operations December 27, 2011. The Steel were based in Trenton, New Jersey, with home games played at the Sun National Bank Center.
The Georgia Firebirds were a professional indoor football team based in Albany, Georgia, and played their home games at the Albany Civic Center. Previously, the Firebirds played as an outdoor football team in various semi-pro leagues before going indoor. The Firebirds joined American Indoor Football (AIF) for the 2016 season but the league folded after one season. The Firebirds then joined the new National Arena League (NAL) for the 2017 season.
The Lehigh Valley Steelhawks were a professional indoor football team based in Allentown, Pennsylvania. The Steelhawks began play as an expansion team in the Indoor Football League (IFL) in 2011.
The Southern Indoor Football League (SIFL) was an indoor football league based in the Southern and Eastern United States. The most recent incarnation of the league was a consolidation of an earlier league of the same name that was formed by Thom Hager along with Dan Blum, Robert Winfrey and Dan Ryan in 2009 and the American Indoor Football Association, which traces its roots to the founding of the Atlantic Indoor Football League in 2005. The SIFL broke up into three regional leagues after the 2011 season.
The Professional Indoor Football League (PIFL) was a professional indoor football league that played four seasons from 2012 to 2015. Like the Lone Star Football League, the PIFL was mainly composed of teams formerly part of Southern Indoor Football League. Despite the name, this PIFL had no connections to the original Professional Indoor Football League.
The Nashville Venom were a professional indoor football team, one of eight franchises of the Professional Indoor Football League (PIFL). Based in Nashville, Tennessee, the Venom were members of the American Conference. The team began play in 2014 as an expansion team. The team played at Nashville Municipal Auditorium in Nashville, which opened in 1962.
Champions Indoor Football (CIF) was a professional indoor American football minor league created in 2014 out of the merger between the Champions Professional Indoor Football League (CPIFL) and Lone Star Football League (LSFL), plus one team from the Indoor Football League and two expansion teams.
The 2016 American Indoor Football season was the eleventh and final season of American Indoor Football (AIF). The regular season began February 27, 2016, and ended on May 23, 2016. Each team played a game schedule of varying lengths.
The National Arena League (NAL) is a professional indoor football league that began play in 2017. For the upcoming 2024 season, the league consists of six teams.
The American Arena League (AAL) is a dormant professional indoor football minor league that began playing in 2018. The league was initiated by a merger between Arena Pro Football (APF) and the Can-Am Indoor Football League (Can-Am), although the AAL only claimed the APF history after the former Can-Am founder left the league. Teams from both leagues, new teams, and later teams from Supreme Indoor Football and National Arena League constituted the new league for its inaugural season.
The Arena Football Association (AFA) was a professional indoor football league based in Texas, Kansas and Mississippi, United States. The league began operation in June 2021 with five teams, known that season as the Lone Star Series. The league was founded by three African-American entrepreneurs and is "built upon the pillars of diversity, equity, and inclusion," placing its teams in underserved markets with populations from 200,000 to two million people.
The American Indoor Football Alliance (AIFA) was a minor-professional American indoor football league based in the United States.
