Guingamp is a commune in the Côtes-d'Armor department in Brittany in northwestern France. With a population of 7,115 as of 2020, Guinga…Guingamp is a commune in the Côtes-d'Armor department in Brittany in northwestern France. With a population of 7,115 as of 2020, Guingamp is one of the smallest towns in Europe to have a top-tier professional football team: En Avant Guingamp, which played in Ligue 1 from 2013 until 2019. Guingamp station is served by high speed trains to Brest, Rennes and Paris, and regional trains to Brest, Lannion, Carhaix, Paimpol and Rennes.