The <i>actual</i> northernmost French (the Republic) community is in Saint-Pierre-et-Miquelon, which is funnily enough just next to Quebec! it&#x27;s an overseas territory and they use the Euro as their currency.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Saint_Pierre_and_Miquelon" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Saint_Pierre_and_Miquelon</a>