The canton of Montluçon-3 is an administrative division of the Allier department, in central France.

It was created at the French canton reorganisation which came into effect in March 2015.

Its seat is in Montluçon.

[2] It consists of the following communes:[2] This Allier geographical article is a stub.

You can help Wikipedia by expanding it.46°20′N 2°37′E / 46.33°N 2.61°E / 46.33; 2.61