Samut Prakan, also known as Pak Nam, is located 29 kilometres south of Bangkok, around the area where the Chao Phraya River flows into the Gulf of Thailand. It is a town of the Ayutthaya period. Samut Prakan is home to countless historical and cultural sites. It occupies an area of 1,004 square kilometres and is administratively divided into 5 districts (Amphoes) and 1 sub-district (Ging Amphoe); Amphoe Muang Samut Prakan, Amphoe Phra Pradaeng, Amphoe Bang Phli, Amphoe Bang Bo, Amphoe Phra Sumut Chedi, and Ging Amphoe Bang Sao Thong.
Distances from Amphoe Muang Samut Prakan to other Amphoes and King Amphoe :
Phra Pradaeng 12 Kms. Bang Phli 17 Kms. Bang Bo 38 Kms. Phra Samut Chedi 21 Kms. King Amphone Bang Sao Thong 32 Kms.