| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Gai Zai Yok | city | Changwat Kanchanaburi | Thailand | 14.4166667 | 98.85 | 285 | 1811 |
| Gamhmuad | city | Changwat Phetchabun | Thailand | 16.2166667 | 101.15 | 380 | 13757 |
| Gamhmūad | city | Changwat Phetchabun | Thailand | 16.2166667 | 101.15 | 380 | 13757 |
| Gamphaeng Phet | city | Changwat Kamphaeng Phet | Thailand | 16.4666667 | 99.5 | 246 | 18866 |
| Gampheang Phet | city | Changwat Kamphaeng Phet | Thailand | 16.4666667 | 99.5 | 246 | 18866 |
| Gampheang Phet | city | Changwat Songkhla | Thailand | 7.1333333 | 100.2666667 | 203 | 12833 |
| Gampong Hala | city | Changwat Yala | Thailand | 5.8833333 | 101.35 | 994 | 4820 |
| Gampong Hāla | city | Changwat Yala | Thailand | 5.8833333 | 101.35 | 994 | 4820 |
| Gampong Lubau Sawau | city | Changwat Narathiwat | Thailand | 6.4833333 | 101.6833333 | 3 | 32284 |
| Gampong Lubau Sāwau | city | Changwat Narathiwat | Thailand | 6.4833333 | 101.6833333 | 3 | 32284 |
| Gampong Padang Sa | city | Changwat Narathiwat | Thailand | 5.8666667 | 101.9333333 | 177 | 16517 |
| Gampong Tau | city | Changwat Yala | Thailand | 6.0455556 | 101.1775 | 600 | 3299 |
| Ganhluang | city | Changwat Uttaradit | Thailand | 18.0833333 | 100.9833333 | 1397 | 2862 |
| Gantam | city | Changwat Trang | Thailand | 7.4166667 | 99.5166667 | 85 | 16404 |
| Ghirbi | city | Changwat Krabi | Thailand | 8.0666667 | 98.9166667 | 6 | 18237 |
| Ging Chieng Sean | city | Changwat Chiang Rai | Thailand | 20.2666667 | 100.0833333 | 1223 | 11708 |
| Ging Chiensen | city | Changwat Chiang Rai | Thailand | 20.2666667 | 100.0833333 | 1223 | 11708 |
| Glau Thau | city | Changwat Tak | Thailand | 15.8333333 | 98.8666667 | 1856 | 686 |
| Glohng Sipka | city | Changwat Chachoengsao | Thailand | 13.8833333 | 101.1333333 | 9 | 22121 |
| Glohng Wal | city | Changwat Prachuap Khiri Khan | Thailand | 11.7333333 | 99.7833333 | 0 | 6323 |
| Glohngkrajeng | city | Changwat Phetchaburi | Thailand | 13.1333333 | 99.95 | 22 | 51591 |
| Glohngsub | city | Changwat Chumphon | Thailand | 10.35 | 99.1166667 | 45 | 18739 |
| Glohngsūb | city | Changwat Chumphon | Thailand | 10.35 | 99.1166667 | 45 | 18739 |
| Glohngtan | city | Changwat Sukhothai | Thailand | 17.1630556 | 99.8672222 | 167 | 17163 |
| Glōhng Wal | city | Changwat Prachuap Khiri Khan | Thailand | 11.7333333 | 99.7833333 | 0 | 6323 |
| Glōhngkrajeng | city | Changwat Phetchaburi | Thailand | 13.1333333 | 99.95 | 22 | 51591 |
| Glōhngtān | city | Changwat Sukhothai | Thailand | 17.1630556 | 99.8672222 | 167 | 17163 |
| Godown | city | | Thailand | 13.7166667 | 100.5 | 6 | 2030518 |
| Goh Hmu | city | Changwat Chumphon | Thailand | 10.4 | 99.2666667 | 88 | 10559 |
| Gohk Gwak | city | Changwat Uthai Thani | Thailand | 15.2430556 | 99.435 | 662 | 2611 |
| Gohk Gwāk | city | Changwat Uthai Thani | Thailand | 15.2430556 | 99.435 | 662 | 2611 |
| Gohra Ohm | city | Changwat Chumphon | Thailand | 10.5 | 99.1333333 | 45 | 24777 |
| Gokbak | city | Changwat Loei | Thailand | 17.25 | 101.75 | 839 | 15022 |
| Gosamphi | city | Changwat Tak | Thailand | 16.7 | 99.2333333 | 341 | 8713 |
| Gring | city | Changwat Chumphon | Thailand | 10.7 | 99.1833333 | 16 | 6178 |
| Gron | city | Changwat Chumphon | Thailand | 10.2833333 | 99.1 | 206 | 12494 |
| Guan | city | Changwat Chumphon | Thailand | 10.2833333 | 99.1166667 | 29 | 12494 |
| Gungtanot | city | Changwat Prachuap Khiri Khan | Thailand | 12.1666667 | 99.9833333 | 39 | 6301 |
| Gut Jeak | city | Changwat Phichit | Thailand | 16.2 | 100.4166667 | 114 | 24733 |
| Gāi Zai Yōk | city | Changwat Kanchanaburi | Thailand | 14.4166667 | 98.85 | 285 | 1811 |
| Gōkbāk | city | Changwat Loei | Thailand | 17.25 | 101.75 | 839 | 15022 |
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