In August 2023, the league announced it had added the Omaha Beef[1] and Sioux City Bandits[2] from Champions Indoor Football for the 2024 season.

On August 22, 2023, the Jacksonville Sharks announced they were joining the Indoor Football League (IFL).

[4] Also on August 31, the Warbirds, which had been renamed as the West Texas Desert Hawks, were announced as joining the relaunched Arena Football League.

[6] On September 21, the two-time American West Football Conference champions Idaho Horsemen joined the NAL.

[9] On October 16, the Oklahoma Flying Aces were as announced as the eighth and final team for the 2024 NAL season.