| Abbreviation | Definition |
|---|---|
| LCCU | Light Commerce Credit Union |
| LCCU | Lincoln County Credit Union |
| LCCU | Litchfield County Choral Union |
| LCCU | Lithuanian Central Credit Union |
| LCCU | London Community Credit Union |
| LCCU | Longview Consolidated Credit Union |
| LCCU | Louisiana Central Credit Union |
| LCU | Leominster Credit Union |
| LDRP | Labor Dispute Resolution Project |
| LDSU | Longding District Students Union |
| LDU | Lawrence Debate Union |
| LDU | Lebanon Development Union |
| LDU | Legal Defence Union |
| LECU | Leading Edge Credit Union |
| LECU | Lennox Employees Credit Union |
| LECU | Lubrizol Employees Credit Union |
| LEWUSA | Labour Equity General Workers Union of SA |
| LFCU | Lafayette Federal Credit Union |
| LFCU | Lakeshore Federal Credit Union |
| LFCU | Lebanon Federal Credit Union |