You’ll find all the accredited courses of French as a foreign language on the following link. Centers are ranked in alphabetical order or by region.

On this PDF document you’ll find as well information on the different French language Tests
http://www.diplomatie.gouv.fr/fr/services-formulaires_831/espace
etudiants_12793/etudierfrance_12794/apprendre-francais_12817/index.html