LPSO
| Acronym | Definition |
|---|---|
| LPSO | Lloyd's Policy Signing Office (insurance; UK) |
| LPSO | London Philharmonic Skiffle Orchestra (English musical/comedy showband) |
| LPSO | Lead Program Secretarial Officer |
| LPSO | Landsat Project Science Office (US NASA) |
| LPSO | Legit Phantasy Star Online (gaming club) |
| LPSO | London Proms Symphony Orchestra (UK) |
| LPSO | Lincoln Parish Sheriff's Office (Louisiana) |