According to historical evidence, this area used to be a town called “Narang”. It was abandoned after the fall of the Ayutthaya Kingdom in 1767. Later in the reign of King Rama 2
a new town was established at the mouth of the E-Rom canal and was given the name Bang Nang Rom. In the reign of King Rama IV
In the reign of King Rama 4
Bang Nang Rom, Kui Buri and Khlong Wan Towns were aggregated and known as Prachuap Khiri Khan Province