S
- (Betong) Sungai Kepayang
- (Saratok) Saratok
- (Betong) Spaoh
- (Bahagian Sri Aman) Simanggang
- (Saratok) Sesang
- (Betong) Samarang
- (Saratok) Saratok
- (Bahagian Sri Aman) Sungai Puloh
- (Lubok Antu) Sungai Betong
- (Bahagian Sri Aman) San Semanju
- (Lubok Antu) Sungai Lelayang
- (Lubok Antu) Sungai Sawa
- (Selangau) Stapang
- (Bahagian Sibu) Seberai Nibong
- (Kanowit) Singayan
- (Lundu) Sematan
- (Song) Song
- (Bahagian Miri) Suai
- (Bahagian Bintulu) Sebauh
- (Lawas) Sundar
- (Betong) Sungai Tipus
- (Betong) Surit Lalang
- (Betong) Suri Debak
- (Bahagian Sri Aman) Sureh
- (Bahagian Sri Aman) Sungai Temiang
- (Bahagian Sri Aman) Sungai Tandok Ulu
- (Bahagian Sri Aman) Sungai Tandok
- (Lubok Antu) Sungai Sengkabang
- (Bahagian Sri Aman) Sungai Reboh
- (Bahagian Sri Aman) Sungai Nibong