| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| سيو سه مرده | city | Ostan-e Kordestan | Iran | 35.51 | 47.41 | 6420 | 4023 |
| سيوان | city | Iran | 38.32 | 45.87 | 5393 | 2141 | |
| سيوة | city | Muhafazat Diyala | Iraq | 34.28 | 44.92 | 364 | 1940 |
| سيور | city | Ostan-e Kordestan | Iran | 35.49 | 46.53 | 5331 | 4023 |
| سيوری | city | Velayat-e Paktia | Afghanistan | 33.84 | 69.38 | 9307 | 9147 |
| سيوری | city | Velayat-e Lowgar | Afghanistan | 33.96 | 69.31 | 8585 | 5854 |
| سيوری | city | Ostan-e Kordestan | Iran | 36.25 | 47.57 | 6076 | 1341 |
| سيوك | city | Ostan-e Lorestan | Iran | 33.05 | 49.58 | 7614 | 1341 |
| سيوكی | city | Velayat-e [provisional] Khowst | Afghanistan | 33.39 | 70.12 | 3274 | 8896 |
| سيوكی | city | Ostan-e Kohgiluyeh va Buyer Ahmad | Iran | 30.64 | 51.32 | 6568 | 2478 |
| سيوله | city | Ostan-e Lorestan | Iran | 33.34 | 49.44 | 6692 | 1341 |
| سيونِچ | city | Iran | 32.47 | 52.45 | 4835 | 9834 | |
| سيونچ | city | Iran | 32.47 | 52.45 | 4835 | 9834 | |
| سيوه در | city | Ostan-e Lorestan | Iran | 33.64 | 48.87 | 5072 | 35158 |
| سيويان | city | Muhafazat Arbil | Iraq | 36.06 | 44.71 | 2683 | 4136 |
| سيويه | city | Ostan-e Kordestan | Iran | 35.04 | 46.71 | 6161 | 4470 |
| سيويَه | city | Ostan-e Kordestan | Iran | 35.04 | 46.71 | 6161 | 4470 |
| سيويِه | city | Ostan-e Kordestan | Iran | 35.04 | 46.71 | 6161 | 4470 |
| سيوَر | city | Ostan-e Kordestan | Iran | 35.49 | 46.53 | 5331 | 4023 |
| سيوَك | city | Ostan-e Lorestan | Iran | 33.05 | 49.58 | 7614 | 1341 |
| سيوَكی | city | Ostan-e Kohgiluyeh va Buyer Ahmad | Iran | 30.64 | 51.32 | 6568 | 2478 |
| سيوِه دَر | city | Ostan-e Lorestan | Iran | 33.64 | 48.87 | 5072 | 35158 |
| سيوِيِه | city | Ostan-e Kordestan | Iran | 35.04 | 46.71 | 6161 | 4470 |
| سيوِچ | city | Ostan-e Kordestan | Iran | 36.08 | 45.80 | 5111 | 4917 |
| سيوچ | city | Ostan-e Kordestan | Iran | 36.08 | 45.80 | 5111 | 4917 |
| سيوی | city | Velayat-e Paktia | Afghanistan | 34.00 | 69.64 | 7742 | 9843 |
| سيوی | city | Velayat-e Paktia | Afghanistan | 34.00 | 69.63 | 8143 | 9780 |