Colombiers-du-Plessis is a commune in the Mayenne department in north-western France .
Colombiers-du-Plessis is a commune of 514 people -LRB- 1999 -RRB- . It is found in the region Pays de la Loire in the Mayenne department in the northwest of France .
Colombiers-du-Plessis is a commune of 514 people -LRB- 1999 -RRB- . It is found in the region Pays de la Loire in the Mayenne department in the northwest of France .
Simplify this paragraph: Colombiers-du-Plessis is a commune in the Mayenne department in north-western France . Output: