| Bangkok Hazlehurst | Eastern Time | 12:00 |
| Bangkok Saint Ives | United Kingdom Time | 07:00 |
| Bangkok Headingley | Central Time | 13:00 |
| Bangkok Saint James | Western Australia Time | -01:00 |
| Bangkok Headland | Central Time | 13:00 |
| Bangkok Saint James City | Eastern Time | 12:00 |
| Bangkok Healdsburg | Pacific Time | 15:00 |
| Bangkok Saint-Jean-Cap-Ferrat | Central European Time | 06:00 |
| Bangkok Heftziba | Israel Time | 05:00 |
| Bangkok Saint Helena | Pacific Time | 15:00 |
| Bangkok Heidenheim | Central European Time | 06:00 |
| Bangkok Saint Georg | Central European Time | 06:00 |
| Bangkok Heguri | Japan Time | -02:00 |
| Bangkok Saint-Gilles | Central European Time | 06:00 |
| Bangkok Heimenkirch | Central European Time | 06:00 |
| Bangkok Saint-Gobain | Central European Time | 06:00 |
| Bangkok Helen | Eastern Time | 12:00 |
| Bangkok Hyde Park | Eastern Australia Time | -03:00 |
| Bangkok Helmsley | United Kingdom Time | 07:00 |
| Bangkok Hyderabad | India Standard Time | 01:30 |
| Bangkok Hyderabad | India Standard Time | 01:30 |
| Bangkok Hyderabad | India Standard Time | 01:30 |
| Bangkok Hyderabad | India Standard Time | 01:30 |
| Bangkok Gandhinagar | India Standard Time | 01:30 |
| Bangkok Gangavathi | India Standard Time | 01:30 |
| Bangkok Gampaha | India Standard Time | 01:30 |
| Bangkok Gambrills | Eastern Time | 12:00 |
| Bangkok Gananoque | Eastern Time | 12:00 |
| Bangkok Gamboa | Eastern Time | 12:00 |
| Bangkok Gambhirpura | India Standard Time | 01:30 |
| Bangkok Galston | United Kingdom Time | 07:00 |
| Bangkok Gällivare | Central European Time | 06:00 |
| Bangkok Galloway | Eastern Time | 12:00 |
| Bangkok Greenway | Eastern Australia Time | -04:00 |
| Bangkok Greenwich | Eastern Time | 12:00 |
| Bangkok Garbahaarrey | East Africa Time | 04:00 |
| Bangkok Greenwood Village | Mountain Time | 14:00 |
| Bangkok Grevesmühlen | Central European Time | 06:00 |
| Bangkok Greystoke | United Kingdom Time | 07:00 |
| Bangkok Greyton | South Africa Standard Time | 05:00 |
| Bangkok Grezzana | Central European Time | 06:00 |
| Bangkok Grenzach-Wyhlen | Central European Time | 06:00 |
| Bangkok Grosse Pointe Park | Eastern Time | 12:00 |
| Bangkok Großpostwitz | Central European Time | 06:00 |
| Bangkok Groton | Eastern Time | 12:00 |
| Bangkok Grottammare | Central European Time | 06:00 |
| Bangkok Grover Beach | Pacific Time | 15:00 |
| Bangkok Groß Grönau | Central European Time | 06:00 |
| Bangkok Grindelwald | Central European Time | 06:00 |
| Bangkok Grinnell | Central Time | 13:00 |