The arrondissement of Guingamp is an arrondissement of France in the Côtes-d'Armor department in the Brittany region. Since the January 2017 reorganization of the arrondissements of Côtes-d'Armor, it has 111 communes.
Wikipedia https://en.wikipedia.org/wiki/Arrondissement_of_Guingamp
Coordinates 48°33'42.654" N -3°9'0.723" E