^According to conferences in football, not necessarily a team's primary conference.
^The campus mailing address is Huntsville; Normal is a Huntsville neighborhood that encompasses the AAMU campus.
^The first fielded team only played three seasons (1922–1924), from 1925 through 1969 Albany did not have a football program. The modern era of Albany football began in 1970, when the school restored football as a club sport. The team was upgraded to full varsity status in 1973.
^The Alcorn State campus has a Lorman mailing address, but is in unincorporated Claiborne County and is designated by the US Census Bureau as Alcorn State, Mississippi.
^Although the academic core of the Harvard campus, including the university administration, is located in Cambridge, the school's athletic complex, including the football stadium, is within the city limits of Boston.
^This is Idaho's second stint in the grouping now known as FCS; it had been a member of what was then known as Division I-AA from the group's creation in 1978 through 1995, after which it moved to the league then known as the Pacific Coast Athletic Association (now the Big West Conference). At that time, the PCAA sponsored FBS (then Division I-A) football.
^Effective in 2019–20, Long Island University merged its two athletic programs the Division I non-football LIU Brooklyn Blackbirds and Division II football-sponsoring LIU Post Pioneers into a single D-I athletic program under the Sharks name. The LIU Post football team became the new LIU football team, playing at its current home on the Post campus and joining the Northeast Conference. LIU was immediately eligible for the playoffs, as it was treated as a new football program of an existing D-I institution, but lost all its Division I games in the 2019 season and failed to qualify.
^First season of the LIU Post program that became the LIU program in 2019. The Brooklyn campus first played football in 1928, but dropped the sport in 1940, before the Post campus existed; LIU traces the history of its current football program through Post.
The following programs are transitioning from NCAA Division II to FCS, or have announced definitive plans to do so. Under current NCAA rules, they must have an invitation from a Division I conference to begin the transition. During the four-year transition period, they are ineligible for the FCS playoffs.
^East Texas A&M began a transition from Division II to Division I in 2022, joining the Southland Conference as a full member, including football.
^A football-only partnership between the Big South Conference and Ohio Valley Conference; officially treated by the NCAA as an alliance between the two leagues instead of a fully formed conference.
^Lindenwood began a transition from Division II to Division I in 2022, joining the Ohio Valley Conference as a full member, including football.
^Mercyhurst has a Northeast Conference invitation. They are scheduled to start a transition from Division II to Division I in 2024, pending NCAA approval.
^Stonehill began a transition from Division II to Division I in 2022, joining the Northeast Conference as a full member, including football.
^West Georgia has a ASUN Conference/UAC invitation. They are scheduled to start a transition from Division II to Division I in 2024, pending NCAA approval.
Normally, under current NCAA rules, teams are not allowed to reclassify directly from NCAA Division III to Division I. However, after St. Thomas was involuntarily removed from the Minnesota Intercollegiate Athletic Conference, they and their future primary conference home, the Summit League, worked with the NCAA to move directly to Division I. On July 15, 2020, it was announced that the NCAA had approved this transition, and St. Thomas has played in Division I starting with the 2021 season.[4]
^While UTRGV has multiple campuses within its service area, its athletic program is based at the Edinburg campus, which it inherited from its athletic predecessor, the University of Texas–Pan American. The football team plans to play home games in both Brownsville (home to a UTRGV campus inherited from the University of Texas at Brownsville) and Edinburg; when UTRGV confirmed the addition of football in late 2022, it committed to establishing separate marching bands and spirit programs for the two campuses.[5]
^UTRGV will move their athletics program from the WAC to the Southland in 2024, and their football team is expected to play there once they begin varsity play in 2025.
^The former UTPA played football while it was a junior college, but never had a football program as a four-year institution.
^ abcdefgh8 of the 10 schools in the MAC at the time were reclassified from Division I-A to Division I-AA prior to the 1982 season. However, following appeals from Bowling Green, Miami (OH), Northern Illinois, and Western Michigan, the conference as a whole was permitted to remain in I-A beginning in the 1983 season.
^UCF's campus has an Orlando mailing address, but is located entirely within unincorporated Orange County.
^Cincinnati was initially reclassified from Division I-A to Division I-AA prior to the 1982 season. However, the university filed an injunction to postpone their demotion to after the 1982 season, and was ultimately successful in remaining in I-A.