| Rank | Abbreviation | Meaning |
|---|
| ***** | MPPL | Marginal Physical Product of Labor
| |
| **** | MPPL | Michigan Pharmaceutical Product List
| |
| **** | MPPL | Menlo Park Public Library
| |
| **** | MPPL | Mineral Point Public Library (Mineral Point, WI)
| |
| **** | MPPL | Melrose Park Public Library (Melrose Park, IL)
| |
| *** | MPPL | McKinely Park Public Library (Brooklyn, NY)
| |
| *** | MPPL | Mitchell Park Public Library (Palo Alto, CA)
| |
| *** | MPPL | Molecular Plant Pathology Laboratory
| |
| *** | MPPL | Multi-Purpose Processing Language
| |
| *** | MPPL | Mt. Prospect Public Library (Mount Prospect, IL)
| |
| ** | MPPL | Miller Park Public Library (Upper Arlington, OH)
| |
| ** | MPPL | Maple Park Public Library (Maple Park, IL)
| |
| ** | MPPL | Mt. Pleasant Public Library (Mount Pleasant, IA)
| |
| ** | MPPL | Miles Park Public Library (Cleveland, OH)
| |
| * | MPPL | Mount Prospect Public Library
| |
| * | MPPL | Mill Pond Public Library
| |
| * | MPPL | Morley Pooled Pensions Limited
| |
| * | MPPL | Mount Pleasant Public Library (Pleasantville, NY)
| |
| * | MPPL | Morier Palomars Page List
| |
| * | MPPL | Morris Plains Public Library
| |
| * | MPPL | MOOSE PASS PUBLIC LIBRARY
| |
| * | MPPL | Multi Purpose Penetrant Lube
| |
| * | MPPL | Midwest Professional Planners Ltd
| |
| * | MPPL | Modern Platts Polymer Link
| |