NO, Dominica (Caribbean, nicknamed Nature Island — the wildest of the Antilles, 65% primary tropical forest, 9 active volcanoes) is outside the EU — telecom roaming is billed at high rates. The Alosea Dominica eSIM is essential for hikers and ecotourists (Boiling Lake — world's 2nd largest boiling lake, Waitukubuli National Trail 184 km, Champagne Reef diving with volcanic bubbles) or Pirates of the Caribbean enthusiasts (Dead Man's Chest filming location). You connect to Flow Dominica or Digicel Dominica upon landing at Roseau Douglas-Charles (DOM).