[2] Amos was in the 5th century incorporated in the Delian league together with the other Rhodian areas, and is noted in the Athenian tributes lists as belonging to the community of the kherronēsioi ("the people of the peninsula").

[1] At some point during this period, Amos and the other two members of the kherronēsioi formed an economic union (συντέλεια, synteleia) in order to pay their tributes.

had a board of hieromnamones,[2] "sacred rememberers" that were responsible for keeping and remembering legal agreements and other juridical proceedings.

[1] The remnants of ancient Amos is centered on the elongated hill of Asarcık at Hisarburnu ("fortress point"), just above the gulf of Marmaris.

On the top of the hill, just west of the theatre, several fragments of an Hellenistic circular or semi-circular statue base is to be seen.