How are teams ranked on viewership? This guy:
https://medium.com/run-it-back-with-zach/which-college-football-programs-bring-in-the-most-tv-viewers-efc03c689e50ranked CFB teams by average viewership for the years 2015-2019. So, Cincinnati is likely understated, and there are some other wrinkles since 2019, but it seems like a reasonable approach. Here's the Big 12 and Pac 12 members viewership numbers. Some of these are a little surprising. The guy notes that TCU played Ohio State in a game that was watched by 7 million, skewing their average upward. Anyway:
Conf: School: Rank: Viewership:
Big 12 Okie State 19 1.64 million
Big 12 TCU 24 1.49 million
Pac 12 Stanford 25 1.43 million
Pac 12 Oregon 26 1.34 million
Pac 12 Washington 28 1.32 million
Big 12 West Virginia 30 1.27 million
Big 12 Baylor 35 1.12 million
Big 12 TTU 38 921K
Big 12 Iowa State 46 747k
Pac 12 California 47 730k
Big 12 BYU 48 714k
Pac 12 Arizona State 50 695k
Big 12 Houston 52 689k
Big 12 Kansas State 53 682k
Pac 12 Colorado 58 610k
Big 12 UCF 60 566k
Pac 12 Arizona 62 561k
Big 12 Cincinnati 66 430k
Big 12 Kansas 73 346k
Pac 12 Oregon State 74 295k