Planguenoual (; ; Gallo: Plangenóau) is a former commune in the Côtes-d'Armor department of Brittany in northwestern France. On 1 January 2019, it was merged into the new commune Lamballe-Armor.Arrêté préfectoral 31 October 2018
Population Inhabitants of Planguenoual are called planguenoualais in French.
See also Communes of the Côtes-d'Armor department
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