“Longueuil” can mean the city and its three boroughs, the urban agglomeration that also includes Brossard, Boucherville, Saint-Bruno-de-Montarville and Saint-Lambert, or more broadly the South Shore. Not all your clients use the same boundaries.
Before writing a page, we check which place names your clients actually use in their searches, then we use them where they’re helpful: service pages, Google Business Profile and contact details.