| Abbreviation | Definition |
|---|---|
| PD | Pressure Defense |
| PELP | Philadelphia Eagles Limited Partnership |
| PHI | Philadelphia Eagles |
| PHO | Phoenix Cardinals |
| PHP | Phil-Pitt Steagles |
| PIP | Pittsburgh Pirates |
| PIT | Pittsburgh Steelers |
| POR | Portsmouth Spartans |
| PR | Packers Rock |
| PTK | Permission to Kick |
| PUFC | Peterborough United Football Club |
| QB | QuarterBack |
| R | Referee |
| RAI | Los Angeles Raiders |
| RAM | Los Angeles Rams |
| RCB | Right CornerBack |
| RSFC | Real Saskett Football Club |
| SAFC | Sunderland Association Football Club |
| SB | Super Bowl |
| SD | San Diego Chargers |