Aphabetic letter pairs in words

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