| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sia Airfield | airport | -8.43 | 151.08 | 0 | |||
| Sia Katai | city | Uttar Pradesh | India | 26.92 | 82.93 | 246 | 88819 |
| Sia Loung | city | Cao Bang | Vietnam | 22.78 | 105.90 | 3543 | 9369 |
| Sia Makan | city | Bushehr | Iran | 30.06 | 50.33 | 124 | 1639 |
| Sia Makan-e Bozorg | city | Bushehr | Iran | 30.06 | 50.33 | 124 | 1639 |
| Sia Mena | city | Federally Administered Tribal Areas | Pakistan | 34.54 | 71.59 | 2926 | 12957 |
| Sia Moshteh | city | Mazandaran | Iran | 36.67 | 50.98 | 1814 | 11353 |
| Sia Purwa | city | Uttar Pradesh | India | 26.92 | 81.91 | 351 | 80409 |
| Sia Sang | city | Wardak | Afghanistan | 34.58 | 68.16 | 10908 | 4321 |
| Sia Saran-e Pa'in | city | Kordestan | Iran | 35.60 | 47.20 | 5869 | 3255 |
| Sia Saran-e Sofla | city | Kordestan | Iran | 35.60 | 47.20 | 5869 | 3255 |
| Sia Saran-e `Olya | city | Kordestan | Iran | 35.63 | 47.21 | 6709 | 3009 |
| Sia Sia | city | Kermanshah | Iran | 34.01 | 46.61 | 4317 | 5960 |
| Sia Sia Keykhosrow | city | Kermanshah | Iran | 34.00 | 46.62 | 4274 | 5960 |
| Sia Sia-ye Habib | city | Kermanshah | Iran | 33.99 | 46.64 | 4304 | 5960 |
| Sia Sia-ye Sheykheh | city | Kermanshah | Iran | 34.01 | 46.61 | 4317 | 5960 |
| Sia Tien Fang | city | Lao Cai | Vietnam | 22.82 | 104.25 | 3349 | 9573 |
| Sia Town | city | Nimba | Liberia | 6.59 | -8.96 | 866 | 1014 |