Sudan

Sirwāl, Eastern Darfur → Sisi, Western Darfur → Sitteib, Northern Darfur → Siwār, Eastern Darfur → Siyāmtīt Tisimīt, Red Sea → Slaca, Western Darfur → Soba Gharb, Khartoum → Soba, Southern Kordofan → Sofaha, North Kordofan → Soleicha, Southern Darfur → Solongei, Central Darfur → Solwong, Southern Darfur → Son er Rei, Central Darfur → Songalonga, Central Darfur → Songo, Southern Darfur → Sonki East, Northern State → Soreino, Southern Darfur → Sorr, Central Darfur → Sortot, Northern State → Soudari, North Kordofan →