of Pontus (Hemer argues that only Amisus, modern Samsun, would have provided a feasible route inland from the coast), travel to Galatia (stopping at Amasia in eastern Galatia), then through Zela to Caesarea in Cappadocia, then westward on the great trade route which traversed south Galatia (passing through the Pauline churches of Iconium and Pisidian Antioch), then to Laodicea in Asia, then perhaps into other churches of Asia (Colossae?, even Ephesus?), and finally through the major churches of Bithynia