This country has 5 unverified place names.
| Amnat Charoen | 0 |
| Ang Thong | 0 |
| Ayutthaya | 1 |
| Buri Ram | 3 |
| Chachoengsao | 0 |
| Chai Nat | 1 |
| Chaiyaphum | 0 |
| Chanthaburi | 1 |
| Chiang Mai | 1 |
| Chiang Rai | 1 |
| Chonburi | 4 |
| Chumphon | 1 |
| Kalasin | 1 |
| Kamphaeng Phet | 2 |
| Kanchanaburi | 1 |
| Khon Kaen | 3 |
| Krabi | 0 |
| Krung Thep Maha Nakhon | 2 |
| Lampang | 2 |
| Lamphun | 1 |
| Loei | 0 |
| Lopburi | 2 |
| Mae Hong Son | 0 |
| Maha Sarakham | 1 |
| Mukdahan | 0 |
| Nakhon Nayok | 0 |
| Nakhon Pathom | 1 |
| Nakhon Phanom | 0 |
| Nakhon Ratchasima | 1 |
| Nakhon Sawan | 2 |
| Nakhon Si Thammarat | 1 |
| Nan | 0 |
| Narathiwat | 0 |
| Nong Bua Lamphu | 0 |
| Nong Khai | 1 |
| Nonthaburi | 0 |
| Pathum Thani | 1 |
| Pattani | 0 |
| Phang Nga | 2 |
| Phatthalung | 1 |
| Phayao | 0 |
| Phetchabun | 0 |
| Phetchaburi | 0 |
| Phichit | 0 |
| Phitsanulok | 1 |
| Phrae | 0 |
| Phuket | 2 |
| Prachinburi | 1 |
| Prachuap Khiri Khan | 2 |
| Ranong | 1 |
| Ratchaburi | 2 |
| Rayong | 1 |
| Roi Et | 1 |
| Sa Kaeo | 1 |
| Sakon Nakhon | 1 |
| Samut Prakan | 3 |
| Samut Sakhon | 1 |
| Samut Songkhram | 0 |
| Saraburi | 0 |
| Satun | 0 |
| Si Sa Ket | 1 |
| Sing Buri | 1 |
| Songkhla | 1 |
| Sukhothai | 1 |
| Suphanburi | 1 |
| Surat Thani | 3 |
| Surin | 3 |
| Tak | 0 |
| Trang | 0 |
| Trat | 0 |
| Ubon Ratchathani | 1 |
| Udon Thani | 3 |
| Unknown | 5 |
| Uthai Thani | 0 |
| Uttaradit | 1 |
| Yala | 0 |
| Yasothon | 1 |