| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Siahdag | city | Sistan va Baluchestan | Iran | 31.12 | 61.74 | 1669 | 5066 |
| Siahdak | city | Sistan va Baluchestan | Iran | 31.12 | 61.74 | 1669 | 5066 |
| Siahdak | city | Sistan va Baluchestan | Iran | 27.61 | 61.58 | 4209 | 894 |
| Siahdarreh | city | Khorasan-e Jonubi | Iran | 32.57 | 59.50 | 6709 | 596 |