| Speightstown Landstuhl | Central European Time | -05:00 |
| Speightstown Lanesboro | Central Time | 01:00 |
| Speightstown Langenzenn | Central European Time | -05:00 |
| Speightstown Langeoog | Central European Time | -05:00 |
| Speightstown Langley | Pacific Time | 03:00 |
| Speightstown Langley | Pacific Time | 03:00 |
| Speightstown Langford | Western Australia Time | -12:00 |
| Speightstown Langkawi | Malaysia Time | -12:00 |
| Speightstown Langkawi | Malaysia Time | -12:00 |
| Speightstown Larkspur | Pacific Time | 03:00 |
| Speightstown Larned | Central Time | 01:00 |
| Speightstown Las Condes | Chile Time | -01:00 |
| Speightstown Las Galletas | Western European Time | -04:00 |
| Speightstown Las Juntas | Central Time | 02:00 |
| Speightstown Lorena | Central Time | 01:00 |
| Speightstown Lorenzana | Central European Time | -05:00 |
| Speightstown Lorne | Eastern Australia Time | -15:00 |
| Speightstown Loro Piceno | Central European Time | -05:00 |
| Speightstown Lorquí | Central European Time | -05:00 |
| Speightstown Los Alamos | Mountain Time | 02:00 |
| Speightstown Los Angeles | Pacific Time | 03:00 |
| Speightstown Los Angeles | Pacific Time | 03:00 |
| Speightstown Los Cristianos | Western European Time | -04:00 |
| Speightstown Los Gavilanes | Central Time | 02:00 |
| Speightstown Losone | Central European Time | -05:00 |
| Speightstown Los Olivos | Peru Time | 01:00 |
| Speightstown Los Olivos | Pacific Time | 03:00 |
| Speightstown Los Ranchos de Albuquerque | Mountain Time | 02:00 |
| Speightstown Lovington | Mountain Time | 02:00 |
| Speightstown Lower Heyford | United Kingdom Time | -04:00 |
| Speightstown Lourinhã | Western European Time | -04:00 |
| Speightstown Lovedale | Eastern Australia Time | -15:00 |
| Speightstown Lourenzá | Central European Time | -05:00 |
| Speightstown Lost Hills | Pacific Time | 03:00 |
| Speightstown Lotzwil | Central European Time | -05:00 |
| Speightstown Louisa | Eastern Time | 00:00 |
| Speightstown Maraimalai Nagar | India Standard Time | -09:30 |
| Speightstown Lozza | Central European Time | -05:00 |