a bay in the Andaman Sea between the island of Phuket and the mainland of the Kra Isthmus of southern Thailand.

Phang Nga is one of the southern provinces (Changwat) of Thailand, on the shore of the Andaman Sea to the west and Phang Nga Bay to the south.

Ao Phang Nga National Park, located in the Phang Nga Province of the Southern Thailand, encompasses parts of Mueang Phang Nga District and Takua Thung District.