| Rank | Abbreviation | Meaning |
|---|
| ***** | LDDA | Longmont Downtown Development Authority
| |
| ***** | LDDA | Lexington Downtown Development Association (Lexington, VA)
| |
| ***** | LDDA | Lexington Downtown Development Authority
| |
| ***** | LDDA | Lakeland Downtown Development Authority (Lakeland, FL)
| |
| **** | LDDA | Ligue des Droits de l'Assuré (French: League of Insured's Rights)
| |
| **** | LDDA | Louisville District Dietetic Association (Kentucky)
| |
| **** | LDDA | Lubbock Digestive Disease Associates
| |
| **** | LDDA | Liberal Democrat Disability Association
| |
| **** | LDDA | Lawrenceville Downtown Development Authority (Lawrenceville, GA)
| |
| **** | LDDA | Layered Device Driver Architecture
| |
| **** | LDDA | Lancashire Digital Development Agency (UK)
| |
| ** | LDDA | Lease Disposition and Development Agreement (California)
| |
| * | LDDA | Longmont Downtown Development Association
| |
| * | LDDA | Lake Diefenbaker Development Area
| |
| * | LDDA | Long Distance Directory Assistance
| |
| * | LDDA | Lynchburg Depressive Disorders Association (Virginia)
| |
| * | LDDA | Local Developmental Disabilities Authorities
| |