The exterior (left) and interior (right) of Kandal provincial post office located in the town of Takhmau.
Below, the postmark for Takhmau, the administrative centre of Kandal Province in Central Cambodia, a province that completely rings the Cambodian capital, Phnom Penh:

Related Sites:
Tourism of Cambodia Travel Guide to Kandal: http://www.tourismcambodia.org/provincial_guide/index.php?view=detail&prv=16and also: http://www.tourismcambodia.com/travelguides/provinces/kandal/