These are the principal streets: Rue Saint-Jean, Venelle De La Caserne, Rue De Gourland.
About bus, 4 possibilities exist (like "Bus 2-A : Aire de Covoiturage -> Marie de Pabu", "3-B").
For restaurants you have 2 places with "McDonald's Guingamp", "La Mandoline" for example.
Are you looking for an apartment for sale/rent? Or interested by a house? You can check that on Figaro Immobilier.
Closest cities