| Company | Category | Area | Address | Web | Contact person | |
| LOCKDOWN RECORDS LLC | Recording Studios | Missouri | 1102 MAIN ST, GRANDVIEW, Jackson, Missouri, 64030-2457, USA | - | - | Charles Harris |
| LOCKDOWN TECHNOLOGIES | Locking Controls | Alabama | PO BOX 20604, MONTGOMERY, Montgomery, Alabama, 36120-0604, USA | - | - | Floyd Robinson |
| LOCKDOWNS OF LAS VEGAS IN | Unclassified | Nevada | 858 COACH HOUSE RD, HENDERSON, Clark, Nevada, 89002-9168, USA | - | - | Nicholas Papanos |
