Retired Numbers for Each NFL Team

Three retired numbers back in use for CU Buffs football – BuffZone

Donovan McNabb has number retired in Philadelphia

Pewaukee High School To Retire T.J. Watt & Derek Watt's Jerseys - Steelers Depot

Pat Tillman uniform number should be retired by NFL, petition says

Should the Jets retire Darrelle Revis' number 24?

I was researching team statistics on PFR and noticed they added Brady's jersey to the retired numbers list, although it hasn't been officially announced yet? : r/Patriots

How many teams in the NBA have retired number 23?

The Washington Football Team is retiring NFL star Sean Taylor's jersey after he was killed 14 years ago

Single-Digit Jerseys Should Be the NFL's Most Exclusive Club - The Ringer