Sudan

Wad Shiletīt, North Kordofan → Wad Shinnina, Al Jazirah → Wad Shummu, Al Jazirah → Wad Sider, Al Jazirah → Wad Sileman, Al Jazirah → Wad Siqeda, Al Jazirah → Wad Siwār, Sennar → Wad Soltab, River Nile → Wad Sulfāb, Al Jazirah → Wad Surayr, Khartoum → Wad Ţarfa, Al Jazirah → Wad Tauli, Southern Kordofan → Wad Ţawīl, Sennar → Wad Toto, Northern Darfur → Wad Umm Asamm, West Kordofan → Wad Usul, Al Jazirah → Wad Wudaydah, Al Qadarif → Wad Yūsuf, Al Qadarif → Wad Zarrūg, Al Jazirah → Wad Zarrūq, Al Jazirah →