[1] The opposite foothill regions on the inner side of the Carpathian arc are known as Inner Subcarpathia, transitioning further to the Pannonian Basin.
[2] The western end is marked by the (northern) Vienna Basin, separating it from the Eastern Alpine Foreland.
The adjacent hilly landscape of the Lower Austrian Weinviertel region with its extensive loess layers border on the limestone rock formations of the South-Moravian Carpathians.
In the Czech Republic, the depression is situated on the outskirts of the White Carpathians in Moravia, including the Pálava Protected Landscape Area.
In Romania, the depression ends east of the Carpathian arc on the upper Moldova River within the Bukovina and Moldavia regions, bordering on the Wallachian Plain in the south.