RPO

RPO may refer to:

In society:
 * Railway post office, a mobile post office set up in a railway car
 * Representation of People Ordinance, a set of Bangladeshi laws related to the formation of political parties
 * Retail Post Outlet, a Canadian postal abbreviation
 * Revenue Protection Officer, a UK railway employee who issues penalty fares
 * Rural Planning Organization, U.S. state based, regional-level partnerships that facilitate transportation planning for state's rural areas
 * Rzecznik Praw Obywatelskich, a Polish ombudsman

In automotive:
 * Regular Production Option, an option produced by divisions of General Motors for its automobiles

In academia:
 * Recursive path ordering, a well-ordering in term rewriting (computer science)
 * Research Performing Organisations, a term used in European science policy
 * Revilo Pendleton Oliver, an American professor of philology

In business:
 * Recovery point objective, in business-continuity planning for computing
 * Recruitment Process Outsourcing, a form of business-process outsourcing
 * Regular Production Option, a General Motors standard coding system

In the armed forces:
 * Regulating Petty Officer, a rate (rank) in the Royal Navy Police
 * RPO-A Shmel (Bumblebee), a grenade launcher produced by Russia

In fiction:
 * Ready Player One, a science-fiction dystopian novel by Ernest Cline
 * Ready Player One (film), its film adaptation by Steven Spielberg.

In music:
 * Rochester Philharmonic Orchestra, an orchestra in New York State
 * Royal Philharmonic Orchestra, an orchestra in London, England

In entertainment:
 * Rolie Polie Olie, a Canadian children's show on CBC Television (1998–2004)

In sport:
 * Runs per over or run rate, a measure in the game of cricket
 * Run-pass option, an offensive scheme in American football