| Barcelona Léon | Central European Time | -06:00 |
| Barcelona Leonardo Da Vinci | Central European Time | -06:00 |
| Barcelona Lentate sul Seveso | Central European Time | -06:00 |
| Barcelona Lenox | Eastern Time | 00:00 |
| Barcelona Lemoyne | Eastern Time | 00:00 |
| Barcelona L'Escala | Central European Time | -06:00 |
| Barcelona Lescar | Central European Time | -06:00 |
| Barcelona Lesignano de' Bagni | Central European Time | -06:00 |
| Barcelona Letenye | Central European Time | -06:00 |
| Barcelona Léran | Central European Time | -06:00 |
| Barcelona Lerici | Central European Time | -06:00 |
| Barcelona Les Diablerets | Central European Time | -06:00 |
| Barcelona Lake City | Eastern Time | 00:00 |
| Barcelona Lake Como | Eastern Time | 00:00 |
| Barcelona Lake Cowichan | Pacific Time | 03:00 |
| Barcelona Lake Delton | Central Time | 01:00 |
| Barcelona Lake Elmo | Central Time | 01:00 |
| Barcelona Lake Bluff | Central Time | 01:00 |
| Barcelona Lake Buena Vista | Eastern Time | 00:00 |
| Barcelona Lahaina | Hawaii-Aleutian Time | 06:00 |
| Barcelona Lekki | West Africa Time | -05:00 |
| Barcelona Leirvik | Central European Time | -06:00 |
| Barcelona Leiston | United Kingdom Time | -05:00 |
| Barcelona Lake George | Eastern Time | 00:00 |
| Barcelona Lake Forest Park | Pacific Time | 03:00 |
| Barcelona Leichhardt | Eastern Australia Time | -14:00 |
| Barcelona Lucinges | Central European Time | -06:00 |
| Barcelona Lucerne | Central European Time | -06:00 |
| Barcelona Luján de Cuyo | Argentina Time | -01:00 |
| Barcelona Luhe-Wildenau | Central European Time | -06:00 |
| Barcelona Luisant | Central European Time | -06:00 |
| Barcelona Luján | Argentina Time | -01:00 |
| Barcelona Lucedale | Central Time | 01:00 |
| Barcelona Luang Prabang | Indochina Time | -11:00 |
| Barcelona Marbella | Central European Time | -06:00 |
| Barcelona Marathon | Eastern Time | 00:00 |
| Barcelona Maraimalai Nagar | India Standard Time | -09:30 |
| Barcelona Lunas | Malaysia Time | -12:00 |