PLX
| Acronym | Definition |
|---|---|
| PLX | Power Line Exchange |
| PLX | Pharmacy, Laboratory, and Radiology (X-Ray) |
| PLX | Pyramid Loan Expeditor (paperless loan; Pyramid Solutions; Bingham Farms, MI) |
| PLX | Police Local Exchange (UK) |
| PLX | Parcel Line Express (South Africa; est. 1999) |