Oakland Raiders: Why NFL team doesn't retire player numbers
Philadelphia Eagles: All-Time Jersey Numbers, 1- 15, News, Scores, Highlights, Stats, and Rumors
List of National Football League retired numbers - Wikipedia
PFT] The Cowboys don't retire numbers. They've re-issued Tony Romo's No. 9 after only four years. : r/nfl
Dallas Cowboys WR KaVontae Turpin to wear No. 9 during 2022 season
The legend of Cowboys' Emmitt Smith's NFL rushing record and why it might never be broken - ESPN
Chuck Howley's No. 66 To Be Retired - West Virginia University Athletics
The Era of NFL Wide Receivers Wearing Jersey Numbers in the 80s Is Officially Dead - The Ringer
An inside look at what it's like to walk away from the NFL