Samut Songkhram is one of the central provinces of Thailand. Neighboring provinces are (from the south clockwise) Phetchaburi, Ratchaburi and Samut Sakhon. Local people call Samut Songkhram Mae Klong. Samut Songkhram is located at the mouth of the Mae Klong river to the Gulf of Thailand. With several canals the water of the river is spread through the province for irrigation. At the coast are many lakes for producing sea salt.