WPO
WPO may refer to:
Computing and math
- Web performance optimization, in website optimization
 - Well partial order, an ordering relation in mathematics
 - Whole program optimization, a compiler optimization
 
Other uses
- North Fork Valley Airport (IATA code), in the List of airports in Colorado, US
 - Weakly Pareto Optimal
 - Warsaw Pact Organisation, a former military alliance
 - Washington Post Company (former NYSE symbol)
 - World Photography Organisation, for amateur and professional photographers
 - Wikipediocracy
 - World Intellectual Property Organization, sometimes abbreviated as WPO
 - WPO (AM), Memphis, Tennessee radio station, which was licensed from 1922 until 1923
 
See also
- WPO-3, 1941 plans for the defense of the Philippine Islands in the Battle of Bataan