OR = Oral Roberts
OS - Oliver Stone
OT = Osmaniye, Turkey
OU = Oxford, United Kingdom
OV - Orbost, Victoria
OW - Olympia, Washington
OX = Oskar Ritter und Edler von Xylander
a 19th/20th century Bavarian General der Infanterie
OY = Owen D. Young, Time Magazine Man of the Year for 1929
OZ = Olaf Zinke
German Olympic 1992 gold medalist in speed skating
PA - Poul Anderson
American sf author
PB = Paul Bunyan or Pat Benatar
PC - Phil Connors
Groundhog Day protagonist
PD = Phil Donahue or Patty Duke
PE - Paul Ehrlich
PF = Peter Frampton or Peter Falk or Pope Francis or Peggy Fleming
PG - Phil Garner
Pittsburgh Pirates baseball player
PH- Phil Hartman
PI = Peru, Indiana
PJ - Philip Johnson
PK- Phil Knight, Nike founder