a dependency of Mauritius (q.v.), a group of two islands (Île du Nord and Île du Sud) in the Indian Ocean ca. 540 miles ENE of Madagascar. During the 1960s-1990s, covers are found with a framed ‘AGALEGA / MAURITIUS POSTS’ cachet, but it unclear as to whether the marking originated from the island, or whether it was applied at the Port Louis, Mauritius, G.P.O. to denote mails being carried to the island.