Achaia in Naves Topical Bible (A region of Greece). Paul visits Ac 18; 19:21; Ro 16:5; 1Co 16:15; 2Co 1:1. Benevolence of the Christians in Ro 15:26; 2Co 9:2; 11:10 Link: https://bible-history.com/naves/A/ACHAIA/