| Kupang Leersum | Central European Time | 07:00 |
| Kupang Legazpi City | Philippine Time | 00:00 |
| Kupang Leavenworth | Pacific Time | 16:00 |
| Kupang Lebec | Pacific Time | 16:00 |
| Kupang Le Puy | Central European Time | 07:00 |
| Kupang Le Pouliguen | Central European Time | 07:00 |
| Kupang Leamington | Eastern Time | 13:00 |
| Kupang Le Touquet | Central European Time | 07:00 |
| Kupang Le Puy-Notre-Dame | Central European Time | 07:00 |
| Kupang Le Roy | Central Time | 14:00 |
| Kupang Lyneham | Eastern Australia Time | -03:00 |
| Kupang Lynnfield | Eastern Time | 13:00 |
| Kupang Lyss | Central European Time | 07:00 |
| Kupang Lyminge | United Kingdom Time | 08:00 |
| Kupang Lydney | United Kingdom Time | 08:00 |
| Kupang Luzerne | Eastern Time | 13:00 |
| Kupang Lviv | Eastern European Time | 06:00 |
| Kupang Lutherville-Timonium | Eastern Time | 13:00 |
| Kupang Luverne | Central Time | 14:00 |
| Kupang Luserna San Giovanni | Central European Time | 07:00 |
| Kupang Lehighton | Eastern Time | 13:00 |
| Kupang Lehragaga | India Standard Time | 02:30 |
| Kupang Luquillo | Atlantic Time | 12:00 |
| Kupang Martigny | Central European Time | 07:00 |
| Kupang Martin | Central Time | 14:00 |
| Kupang Martel | Central European Time | 07:00 |
| Kupang Macherio | Central European Time | 07:00 |
| Kupang Macatawa | Eastern Time | 13:00 |
| Kupang Macduff | United Kingdom Time | 08:00 |
| Kupang Macedonia | Eastern Time | 13:00 |
| Kupang Martinsville | Eastern Time | 13:00 |
| Kupang Marton | New Zealand Time | -05:00 |
| Kupang Martínez | Argentina Time | 11:00 |
| Kupang Masai | Malaysia Time | 00:00 |
| Kupang Masai | Malaysia Time | 00:00 |
| Kupang Mascot | Eastern Australia Time | -03:00 |
| Kupang Masca | Western European Time | 08:00 |
| Kupang Mascali | Central European Time | 07:00 |