NO, Curaçao (constituent country of the Kingdom of the Netherlands, ABC islands with Aruba and Bonaire off the coast of Venezuela) is outside the EU — telecom roaming is billed at high rates with your usual carrier. The Alosea Curaçao eSIM is essential for colorful vacations (UNESCO Willemstad — emblematic pastel houses, Handelskade), diving (reefs among the best in the Caribbean) or the blue Curaçao liqueur. You connect to Digicel Curaçao or Flow upon landing at Curaçao Hato (CUR).