Chachoengsao (Thài-gí: ฉะเชิงเทรา) sī Thài-kok Tiong-pō͘ ê chi̍t-ê (Changwat), siú-hú sī Chachoengsao, tāi-iok ū 635,153 ê jîn-kháu, chôan-kok pâi-miâ tē 37, thó͘-tē bīn-chek 5,351 km².

Chachoengsao Hú ê ūi-tì.