USFL Committed to Second Season in 2023, Possible Expansion to Second Market - FanBuzz
USFL Rules 2023: Not Your Typical NFL League
USFL rules, explained: The biggest differences vs. NFL and XFL, including kickoffs and incomplete clock rules
USFL 2022: Everything you need to know
I attended a USFL game so you don't have to (but maybe you should?) - The Athletic
USFL field size: Is there any difference compared with the NFL and the XFL?
Get hyped: The USFL season is finally here
XFL vs USFL: Revenue, Salaries, Viewership & Ratings
I attended a USFL game so you don't have to (but maybe you should?) - The Athletic
USFL vs XFL: What is the difference between USFL and XFL in 2023?
United States Football League (USFL)
USFL vs NFL: What are the rule differences between the USFL and the NFL?