| Abbreviation | Definition |
|---|---|
| LWCA | Lake Winola Cottagers Association |
| LWCA | Leeds Weekend Care Association |
| LWEA | Louisiana Water and Environment Association |
| LWEA | Louisiana Water Environment Association |
| LWIA | Lake Wandawega Improvement Association |
| LWMA | London Working Men's Association |
| LWPA | Ladue West Parent Association |
| LWPA | Lake Wickaboag Preservation Association |
| LWPA | Lake Wilderness Preservation Association |
| LWPA | Living Will Promotion Association |
| LWRA | Lake Wales Repeater Association |
| LWRA | Lake Waseosa Ratepayers Association |
| LWRA | Lake Waseosa Ratepayers' Association (Ontario, Canada) |
| LWRA | Lake West Residents Association |
| LWRA | Limerick Waterways Ratepayers Association (Canada) |
| LWWA | Lake Winnipesaukee Watershed Association |
| LYVYSA | Lower Yakima Valley Youth Soccer Association (Washington state) |
| MAA | Massachusetts Arborists Association |
| MAA | Medical Association of Atlanta |
| MAA | Merton Athletic Association |