By Denis S. Kulandaisamy, in The Divine Shepheerd's Voice vol 5, July-September 2007, Number 3. 197-204.

«Cana of Galilee (= CG) appears only in the gospel of John. This town was little known except for the first sign of Jesus, the turning of water into wine (Jn 2:1-11). It is in this same village that Jesus healed the son of the 'royal man' (Jn 4:46-54). And Nathanael was a native of this place (Jn 21:2). The fourth evangelist always calls it "of Galilee" (cfr. Jn 2:1, 2:1 1, 4:46, 21:2) in order to distinguish it from the Kanah of Asher (Josh 19:28) [...]»