See Colin J. Hemer, The Book of Acts in the Setting of Hellenistic History (Tübingen: Mohr, 1989), pp. 222–223. For an extensive survey of Diaspora settlements (based to a very great extent on epigraphical evidence) see Menahem Stern, “The Jewish Diaspora,” in The Jewish People in the First Century, ed. Shmuel Safrai and M. Stern (Assert, Neth.: van Gorcum/Philadelphia: Fortress, 1974), vol. 1, pp. 117–183, and also Emil Schürer, The History of the Jewish People in the Age of Jesus Christ, rev. ed. Geza Vermes et al. (Edinburgh: T & T. Clark, 1986), vol. 3, pp. 1–86.