Boriwen

Several mueang were grouped together into one boriwen.

In 1908 the boriwen were renamed to changwat,[1] which became the name of provinces countrywide in 1916.

[2] The monthon with between three and five boriwen were Phayap, Udon Thani and Isan.

The administrative headquarters of the boriwen were located in the provincial town listed first:

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