| 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) |