| Nightcliff Nakahara Ward | Japan Time | 00:30 |
| Nightcliff Kewanee | Central Time | 14:30 |
| Nightcliff Wappingers Falls | Eastern Time | 13:30 |
| Nightcliff Key Biscayne | Eastern Time | 13:30 |
| Nightcliff Kawartha Lakes | Eastern Time | 13:30 |
| Nightcliff Key Largo | Eastern Time | 13:30 |
| Nightcliff Wareham | Eastern Time | 13:30 |
| Nightcliff Khadki | India Standard Time | 04:00 |
| Nightcliff Kawarau Falls | New Zealand Time | -02:30 |
| Nightcliff Kfar Monash | Israel Time | 06:30 |
| Nightcliff Warner | Eastern Time | 13:30 |
| Nightcliff Kfar Saba | Israel Time | 06:30 |
| Nightcliff Kaup | India Standard Time | 04:00 |
| Nightcliff Kfar Tavor | Israel Time | 06:30 |
| Nightcliff Warburton | Eastern Australia Time | -00:30 |
| Nightcliff Kesare | India Standard Time | 04:00 |
| Nightcliff Kattankulathur | India Standard Time | 04:00 |
| Nightcliff Kérou | West Africa Time | 08:30 |
| Nightcliff Warana | Eastern Australia Time | -00:30 |
| Nightcliff Kerpen | Central European Time | 07:30 |
| Nightcliff Katy | Central Time | 14:30 |
| Nightcliff Kernen | Central European Time | 07:30 |
| Nightcliff Woods Cross | Mountain Time | 15:30 |
| Nightcliff Keswick | United Kingdom Time | 08:30 |
| Nightcliff Kaub | Central European Time | 07:30 |
| Nightcliff Ketchikan | Alaska Time | 17:30 |
| Nightcliff Woodinville | Pacific Time | 16:30 |
| Nightcliff Kettleman City | Pacific Time | 16:30 |
| Nightcliff Katwijk aan Zee | Central European Time | 07:30 |
| Nightcliff Junagadh district | India Standard Time | 04:00 |
| Nightcliff Woodend | Eastern Australia Time | -00:30 |
| Nightcliff Katlenburg-Lindau | Central European Time | 07:30 |
| Nightcliff Woodfin | Eastern Time | 13:30 |
| Nightcliff Kollahalli | India Standard Time | 04:00 |
| Nightcliff Woodford | Eastern Australia Time | -00:30 |
| Nightcliff Koh Chang Tai | Indochina Time | 02:30 |
| Nightcliff Kohoku Ward | Japan Time | 00:30 |
| Nightcliff Kogarah | Eastern Australia Time | -00:30 |