| Atlanta Kathikas | Eastern European Time | -07:00 |
| Atlanta Katlenburg-Lindau | Central European Time | -06:00 |
| Atlanta Kattankulathur | India Standard Time | -09:30 |
| Atlanta Katwijk aan Zee | Central European Time | -06:00 |
| Atlanta Katy | Central Time | 01:00 |
| Atlanta Kaub | Central European Time | -06:00 |
| Atlanta Kaup | India Standard Time | -09:30 |
| Atlanta Kaveripakkam | India Standard Time | -09:30 |
| Atlanta Kayathar | India Standard Time | -09:30 |
| Atlanta Kayamkulam | India Standard Time | -09:30 |
| Atlanta Nakahara Ward | Japan Time | -13:00 |
| Atlanta Kawartha Lakes | Eastern Time | 00:00 |
| Atlanta Kawarau Falls | New Zealand Time | -16:00 |
| Atlanta Lamar | Mountain Time | 02:00 |
| Atlanta Lalin de Arriba | Central European Time | -06:00 |
| Atlanta Lalinde | Central European Time | -06:00 |
| Atlanta Lampeter | United Kingdom Time | -05:00 |
| Atlanta Lammhult | Central European Time | -06:00 |
| Atlanta Lamoli | Central European Time | -06:00 |
| Atlanta Lambertville | Eastern Time | 00:00 |
| Atlanta Lambton Shores | Eastern Time | 00:00 |
| Atlanta Lanai City | Hawaii-Aleutian Time | 06:00 |
| Atlanta Lanark | United Kingdom Time | -05:00 |
| Atlanta Landau | Central European Time | -06:00 |
| Atlanta Loganville | Eastern Time | 00:00 |
| Atlanta Logan Central | Eastern Australia Time | -14:00 |
| Atlanta Loganholme | Eastern Australia Time | -14:00 |
| Atlanta Koshu | Japan Time | -13:00 |
| Atlanta Kosova Hora | Central European Time | -06:00 |
| Atlanta Košice | Central European Time | -06:00 |
| Atlanta Lake Mary | Eastern Time | 00:00 |
| Atlanta Lakhra | Pakistan Time | -09:00 |
| Atlanta Lakewood Township | Eastern Time | 00:00 |
| Atlanta Lake Park | Eastern Time | 00:00 |
| Atlanta Lake Placid | Eastern Time | 00:00 |
| Atlanta Lakeside | Atlantic Time | -01:00 |
| Atlanta Lakemba | Eastern Australia Time | -14:00 |
| Atlanta Lakeport | Pacific Time | 03:00 |