The AF2 was the Arena Football League's developmental league; it was founded in 1999 and played its first season in 2000. Like its parent AFL, the AF2 played using the same arena football rules and style of play. League seasons ran from April through July with the postseason and ArenaCup championship in August. The AF2 continued to operate while the AFL suspended operations for its 2009 season. The league was effectively disbanded in September 2009 when no team committed to playing in 2010, but several of the stronger franchises transferred into the reconstituted AFL.
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 Texas Revolution were an American professional indoor football team and a founding member of Champions Indoor Football (CIF). The Revolution were based in Allen and Frisco, Texas, within the Dallas–Fort Worth metroplex.
The Tri-Cities Fever was a professional indoor football franchise based in Kennewick, Washington. The Fever joined National Indoor Football League (NIFL) in 2005 as an expansion team. The Fever were owned by Teri Carr. From 2005 to 2016, the Fever played their home games at the Toyota Center in Kennewick, Washington. On June 30, 2016, the team announced it would go dormant for the 2017 season and beyond.
The Spokane Shock were a professional indoor American football team based in Spokane, Washington, that played their home games at the Spokane Veterans Memorial Arena. The team was initially a member of arenafootball2 (af2), the Shock won division titles in all four seasons and ArenaCups in 2006 and 2009 before they joined the Arena Football League (AFL) in its 2010 relaunch. The team advanced to the playoffs three times after joining the AFL, winning ArenaBowl XXIII in their first season, making them the only arena football franchise to win both the ArenaCup and the ArenaBowl.
The Colorado Crush were a professional indoor football team. The Crush played its home games at the Budweiser Events Center in Loveland, Colorado, outside Fort Collins.
The Wichita Wild were a professional indoor football team based in Wichita, Kansas. They were members of the Champions Professional Indoor Football League (CPIFL). The team was founded in 2006 as an independent indoor football franchise. In 2008, the team joined United Indoor Football (UIF). They joined the Indoor Football League (IFL) during the UIF and Intense Football League merger of 2009. In 2012, the team left the IFL to become charter members of the CPIFL. The Wild's home games were played at Hartman Arena in nearby Park City. When they lost their lease with the Hartman Arena, they folded..
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 2024 season, the league consists of 16 teams in two conferences with each team playing 16 games over 19 weeks.
The 2014 Tri-Cities Fever season was the team's tenth season as a professional indoor football franchise and fifth in the Indoor Football League (IFL). One of nine teams competing in the IFL for the 2014 season, the Kennewick, Washington-based Tri-Cities Fever were members of the Intense Conference. Founded in 2005 as part of National Indoor Football League, the Tri-Cities Fever moved to the af2 in 2007 then jumped to the IFL before the 2010 season.
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 2013 Tri-Cities Fever season was the team's ninth season as a professional indoor football franchise and its fourth in the Indoor Football League (IFL). One of nine teams competing in the IFL for the 2013 season, the Kennewick, Washington-based Tri-Cities Fever were members of the Intense Conference. Founded in 2005 as part of the National Indoor Football League, the Tri-Cities Fever moved to the af2 in 2007, then jumped to the IFL before the 2010 season.
The 2011 Sioux Falls Storm season was the team's twelfth season as a professional indoor football franchise and third in the Indoor Football League (IFL). One of twenty-two teams competing in the IFL for the 2011 season, the Storm were members of the Great Plains Division of the United Conference.
The 2016 Tri-Cities Fever season was the team's twelfth season as a professional indoor football franchise and seventh in the Indoor Football League (IFL). One of ten teams that compete in the IFL for the 2016 season, the Fever are members of the Intense Conference.
The Idaho Horsemen are a professional indoor football team based out of Nampa, Idaho, with home games at the Ford Idaho Center. They are owned by Chris Reynolds from Platinum Events & Security LLC. In 2019, the team owners founded the American West Football Conference. They joined the National Arena League before the 2024 season.
The American West Football Conference (AWFC) are an inactive professional indoor American football minor league created in 2018 by Platinum Events & Security, LLC, the owners of the Idaho Horsemen. The league's inaugural season was in 2019.
The Reno Express were a professional indoor football team in Reno, Nevada. They play their home games at the Reno Events Center during the 2019 American West Football Conference (AFC) season. They were the first professional football team to play in Reno since the Reno Barons played part of a season in 2011. The team withdrew from the AWFC 2020 season about a month prior to the start of the season, but stated they had plans to return in 2021.
The Tri-Cities Fire were a professional indoor football team based out of Kennewick, Washington, with home games at the Toyota Center during the 2019 season. They were owned by Kinshasa Martin of Rampage Sports Entertainment, LLC. They folded in February 2020 after playing one season, citing lack of support from sponsors and ticket sales. They were the second arena/indoor team to play in the Tri-City region preceded by the Tri-Cities Fever of the NIFL, af2 and the Indoor Football League and followed by the Tri-City Rush of the AWFC.
The Wenatchee Valley Skyhawks are a professional indoor football team based in Wenatchee, Washington, that began playing football in 2019 with home games at the Town Toyota Center. It is the first team to play in the Wenatchee Valley since the Wenatchee Valley Venom of the Indoor Football League in 2011. They are owned by Hook Sports Media, LLC.
The American Indoor Football Alliance (AIFA) was a minor-professional American indoor football league based in the United States.
The Oregon High Desert Storm are a professional indoor football team based in Redmond, Oregon, that began playing football in 2021 with home games at the First Interstate Bank Center at the Deschutes County Fairgrounds. It was the first team to play in Central Oregon. They were owned by Platinum Events & Security, LLC, owners of the American West Football Conference.
