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.
Loughgall Football Club is a semi-professional Northern Irish football club currently playing in the NIFL Premiership. The club has been managed by Dean Smith since 2016.
The Utah Warriors were an indoor football team based in West Valley City, Utah. The Warriors played in the National Indoor Football League. The Warriors joined the NIFL in 2003 as an expansion team. The Warriors were the fourth indoor football team to be based in the Salt Lake City area, the first being the Indoor Professional Football League members, the Utah Catzz in 1998, the Utah Rattlers, who had an ownership change, and the name changed to the Utah Express, also of the NIFL in 2001. The Warriors played their home games at the E-Center in the suburb of West Valley City, Utah.
The Coralville Chaos are a professional indoor football team based in Coralville, Iowa. They will play their home games at the Xtream Arena in Coralville starting in 2025.
The Fayetteville Guard was a professional indoor football team in the National Indoor Football League (NIFL) and American Indoor Football Association (AIFA). They played home games at the Cumberland County Crown Coliseum from 2005 to 2010.
The Lincoln Capitols were a professional indoor football team that played their home games at Pershing Auditorium in Lincoln, Nebraska, United States. They originally planned on becoming the Nebraska Knockout, but the name was scrapped. From 1999 to 2000, they were the Lincoln Lightning of the original Indoor Football League before the IFL was bought out. The Lightning then played in the Arena Football's farm league during the 2001 season, before leaving the league and joining the National Indoor Football League as the Capitols.
The Wyoming Cavalry were an American professional indoor football team based in Casper, Wyoming. They were most recently members of the Intense Conference in the Indoor Football League (IFL). The Cavalry began play in 2000 as an expansion member of the original Indoor Football League as the Casper Cavalry. The Cavalry became a charter member of the National Indoor Football League (NIFL) in 2001 following the original IFL's purchase by the Arena Football League's Orlando Predators. The move in 2001 also brought a franchise name change to the current Wyoming Cavalry. The team then joined the American Indoor Football Association (AIFA) in 2008 after the NIFL's demise. With the AIFA's presence in the Western United States dwindling, the Cavalry joined the IFL in 2011. In September, 2014, majority owner Mitch Zimmerman announced that the team would cease operations.
The Omaha Beef are a professional indoor football team based in Omaha, Nebraska. The Beef plays their home games at Liberty First Credit Union Arena in nearby Ralston. The Beef competes in the National Arena League (NAL). The Beef has been a member of several leagues, including being a charter member of Champions Indoor Football (CIF).
The Sioux City Bandits are a professional indoor football team based in Sioux City, Iowa, and compete as a member of National Arena League (NAL). The team was founded in 1999 as the Sioux City Attack. In 2001, the team assumed their current name of the Bandits. The Bandits play their home games at the Tyson Events Center.
The Billings Outlaws were a professional league indoor football team based in Billings, Montana. They were a member of the Indoor Football League (IFL), of which they were the 2-time defending champions. They played their home games at Rimrock Auto Arena at MetraPark. Their games were broadcast live locally on News Talk 910 KBLG AM and online through Teamline.
The Texas Copperheads were a professional arena football that played in AF2, the minor league for the Arena Football League. The team was founded in 2006 as member of the National Indoor Football League (NIFL). They played their home games at the Richard E. Berry Educational Support Center in Cypress, Texas. They were coached by Ollie Guidry.
The 2002 National Indoor Football League season was the second season of the National Indoor Football League (NIFL). The league champions were the Ohio Valley Greyhounds, who defeated the Billings Outlaws in Indoor Bowl II.
The 2003 National Indoor Football League season was the third season of the National Indoor Football League (NIFL). The league champions were the Ohio Valley Greyhounds, who wrapped up a perfect season by defeating the Utah Warriors in Indoor Bowl III and becoming the first team in league history to win back-to-back titles.
The 2004 National Indoor Football League season was the fourth season of the National Indoor Football League (NIFL). The league champions were the Lexington Horsemen, who defeated the Sioux Falls Storm in Indoor Bowl IV.
The 2007 National Indoor Football League season was the seventh and final season of the National Indoor Football League (NIFL). The 2007 season was chaotic with teams folding and being suspended.
The 2005 National Indoor Football League season was the fifth season of the National Indoor Football League (NIFL). The league champions were the Tri-Cities Fever, who defeated the Rome Renegades in Indoor Bowl V.
The 2006 National Indoor Football League season was the fifth season of the National Indoor Football League (NIFL). The league champions were the Billings Outlaws, who defeated the Fayetteville Guard in Indoor Bowl VI.
The 2005 United Indoor Football season was the very first season of the UIF and was succeeded by 2006. The league champions were the Sioux Falls Storm, who defeated the Sioux City Bandits in United Bowl I.
Leif Murphy is a former professional American football defensive end. He is one of Indoor Football's most prolific producers in the Sack and Tackle For Loss, categories.
James Stanley is an American gridiron football Linebackers Coach & Pass Game Analyst for the Winnipeg Blue Bombers of the Canadian Football League (CFL). Stanley has worked in the CFL for 13 seasons and has coached in 8 Grey Cups for 3 different teams and has won 3 championships. Stanley played professional football from 2004 to 2007 for various teams in the Arena Football League (AFL), AF2, National Indoor Football League (NIFL) and American Indoor Football League (AIFL) and was the first overall pick in the AIFL draft in 2005. He has coached for several teams at the college and professional levels. Stanley was the linebackers coach for the Toronto Argonauts when they won the 100th Grey Cup in 2012. And the Winnipeg Blue Bombers in 2019 and 2021.