Route No : 4
Route Name : Phasi Charoen Pier - Bangkok Port (Khlong Toei)
Forward : Phasi Charoen Pier Bus Terminal (4) → Soi Ratchmongkhon Prasat 6 → Opposite Sathaporn Suksa School → Opposite Wat Nakprok → Wat Khunchan → Soi Thoet Thai 22 → Talat Phlu Market → Wat Ratchakhrue → Wat Intharam → Wat Werurachin → After Bang Yi Ruea Junction → Wongwian Yai (Thonburi Suksa) → Before Ban Khaek Intersection → Suksanari School → India Emporium Phahurat → Khlong Thom (Charoen Krung side) → Mo Mi Junction → Maitri Chit Junction → MRT Hua Lamphong Station (Exit 3) → Opposite Central Labour Court → Saphan Luang Market → Samyan Market → Soi Chulalongkorn 11 → Chamchuri Square → Chulalongkorn Hospital (Rama 4 side) → Lumphini Park (Rama IV side) → Bon Kai (Outbound) → Opposite Sacred Heart Convent School → Opposite PAT Stadium → Soi Khlong Toei Market 7 → Soi Kua Phrik → The Customs Department → Port Authority of Thailand (Engineering Department) → Bangkok Port (Khlong Toei)
Backward : Bangkok Port (Khlong Toei) → Port Authority of Thailand → Sunlakakon Intersection → PAT Stadium (Stop 1) → Sacred Heart Convent School → MEA Khlong Toei → Bon Kai (Inbound) → U Chu Liang Building → Opposite Chulalongkorn Hospital (Rama 4 side) → Wat Hua Lamphong → Ideo Q Samyan → Sapan Luang Church → Central Labor Court → MRT Hua Lamphong Station (Exit 4) → Opposite Wat Trimitr → Thian Fah Foundation Hospital → Chaloemburi Intersection → Yaowarat Old Market → Opposite Wat Tuek → Sampheng (Chakkawat side) → Opposite Suksanari School → After Ban Khaek Intersection → Wongwian Yai (Niranrat) → Before Bang Yi Ruea Junction → Opposite Thonburi District Office → Opposite Wat Intharam → Opposite Wat Chan Tharam → Talat Phlu Station → Soi Thoet Thai 29 → Opposite Pornprasart Wittaya School → Opposite Wat Khunchan → Wat Nakprok → Phasi Charoen Pier Bus Terminal (4)
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