| MESL | Manchester East Soccer League 
| Others |
| MESL | Marine Ecological Surveys Ltd
| Others |
| MESL | Marine Environment Studies Laboratory
| Others |
| MESL | Marine Environmental Studies Laboratory
| Others |
| MESL | Mclaren Electronic Systems Limited
| Others |
| MESL | Membrane Encapulated Soil Layers
| Others |
| MESL | Micro Energy System Laboratory
| Others |
| MESL | Microelectronic Embedded Systems Laboratory
| Others |
| MESL | Military Exposure Surveillance Library
| Others |
| MESL | Moore Environmental Systems Limited
| Others |
| MESL | Moore Environmental Systems Limited's
| Others |
| MESL | Multimedia Environmental Simulations Laboratory
| Others |
| MESL | Museum Educational Site Licensing
| Others |
| MESL | Museum of Eastern Shore Life
| Others |