| Acronym | Definition |
|---|
| LPO | Legal Process Outsourcing |
| LPO | London Philharmonic Orchestra |
| LPO | Local Processing Office |
| LPO | Louisiana Philharmonic Orchestra |
| LPO | Lactoperoxidase (enzyme) |
| LPO | Local Products Organization |
| LPO | Login Policy Object |
| LPO | Local Print Object |
| LPO | Light Path Object |
| LPO | Lavoro e Previdenza Oggi (Italian: Work and Pensions Today) |
| LPO | Landing Page Optimization (search engine optimization) |
| LPO | Leading Petty Officer |
| LPO | Legal Process Offshoring |
| LPO | Loan Production Office |
| LPO | Loss Prevention Officer (undercover security officers; especially in department stores) |
| LPO | Local Purchase Order |
| LPO | Lattice Preferred Orientation |
| LPO | Libertarian Party of Ohio |
| LPO | Licensed Post Office (Australia) |
| LPO | Limited Purchase Order |
| LPO | Lost Property Office |
| LPO | Limited Practice Officer |
| LPO | Left Posterior Oblique |
| LPO | Law Practice Optimization |
| LPO | Library Partition Option (data storage) |
| LPO | Libertarian Party of Oregon (est. 1971) |
| LPO | Local Planning Office (various locations) |
| LPO | Licensed Prosthetist Orthotist |
| LPO | Low Power Oscillator |
| LPO | Local Public Health Officer |
| LPO | Little People of Ontario (Canada) |
| LPO | La Porte, Indiana (Airport Code) |
| LPO | Local Processor Outage |
| LPO | Limited Principle of Omniscience (mathematics) |
| LPO | Local Physician Organization |
| LPO | Last Patient Out (clinical trials) |
| LPO | Licensed Program Offering |
| LPO | LightPath Object (optical link) |
| LPO | Loss Prevention Observation |
| LPO | Launch Panel Operator |
| LPO | Lean Promotion Office |
| LPO | Low Power Operation |
| LPO | Large Property Owner |
| LPO | Livingston Post Office (Rutgers College) |
| LPO | Lead Project Office |
| LPO | Le Pas Opton (La Vendee, France) |
| LPO | Least Principle of Omniscience |
| LPO | Launch Program Office |
| LPO | Ligue pour la Protection des Oiseuax (France) |
| LPO | Late Payment Offer (insurance) |
| LPO | Loop Phase Offset |
| LPO | Liquid Plant Operator |
| LPO | Linear Phase Output |
| LPO | Las Plumas Oroville Marching Band (Oroville, Ca) |