| Bangkok Groß Grönau | Central European Time | 05:00 |
| Bangkok Großerlach | Central European Time | 05:00 |
| Bangkok Hillsville | Eastern Time | 11:00 |
| Bangkok Hilmar | Pacific Time | 14:00 |
| Bangkok Himmelkron | Central European Time | 05:00 |
| Bangkok Hima | East Africa Time | 04:00 |
| Bangkok Hill City | Mountain Time | 13:00 |
| Bangkok Hikkaduwa | India Standard Time | 01:30 |
| Bangkok Hillarys | Western Australia Time | -01:00 |
| Bangkok Hillsborough | Eastern Time | 11:00 |
| Bangkok Illueca | Central European Time | 05:00 |
| Bangkok Imboden | Central Time | 12:00 |
| Bangkok Immenstadt | Central European Time | 05:00 |
| Bangkok Ilavala Hobli | India Standard Time | 01:30 |
| Bangkok Ikšķile | Eastern European Time | 04:00 |
| Bangkok Iligan City | Philippine Time | -01:00 |
| Bangkok Ileret | East Africa Time | 04:00 |
| Bangkok Ilford | United Kingdom Time | 06:00 |
| Bangkok Ilfracombe | United Kingdom Time | 06:00 |
| Bangkok Kriftel | Central European Time | 05:00 |
| Bangkok Las Ruedas de Ocón | Central European Time | 05:00 |
| Bangkok LaSalle | Eastern Time | 11:00 |
| Bangkok Kiama | Eastern Australia Time | -03:00 |
| Bangkok Khurais | Arabian Time | 04:00 |
| Bangkok Kianly | Turkmenistan Time | 02:00 |
| Bangkok Johns Island | Eastern Time | 11:00 |
| Bangkok Jojutla de Juárez | Central Time | 12:00 |
| Bangkok Jordan | Central Time | 12:00 |
| Bangkok Joondalup | Western Australia Time | -01:00 |
| Bangkok Jonesborough | Eastern Time | 11:00 |
| Bangkok Jonestown | Central Time | 12:00 |
| Bangkok Jonesville | Eastern Time | 11:00 |
| Bangkok Joshua Tree | Pacific Time | 14:00 |
| Bangkok Khetri Nagar | India Standard Time | 01:30 |
| Bangkok Khimsar | India Standard Time | 01:30 |
| Bangkok Khatiwali | India Standard Time | 01:30 |
| Bangkok Khelil | Central European Time | 06:00 |
| Bangkok Junagadh district | India Standard Time | 01:30 |