For TERs (FH25: Carhaix/Guingamp and (FH25 bis: Guingamp/Paimpol), contact the 0800 880 562 or consult ter.sncf.com.
From Paris, Rennes, Quimper, Brest or Saint-Brieuc, Guingamp train station is served by TGV trains and has parking facilities of varying time lengths.
For the mainline timetables, please visit oui.sncf.