| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Siam | city | South Australia | Australia | -32.57 | 136.72 | 918 | 0 |
| Siam | city | Gyeonggi | Korea, Republic of (South) | 37.10 | 127.32 | 830 | 10668 |
| Siam | city | Iowa | United States | 40.63 | -94.89 | 1151 | |
| Siam | city | Ohio | United States | 41.08 | -82.88 | 948 | |
| Siam | city | Tennessee | United States | 36.35 | -82.15 | 1669 |