PF may refer to:
Pfizer Inc. is an American pharmaceutical conglomerate headquartered in New York City, with its research headquarters in Groton, Connecticut.
PFC Central Sport Club of the Army Moscow (Russian: Профессиональный футбольный клуб – ЦСКА) is a Russian professional football club.
Pforzheim (German pronunciation: [ˈpfɔʁtshaɪ̯m] ( listen)) is a city of nearly 120,000 inhabitants in the federal state of Baden-Württemberg, in the southwest of Germany.