+54-11-(53540000...53549999): AMBA, Ciudad de Buenos Aires (C) Read more about +54-11-(53540000...53549999)
+54-11-(53550000...53559999): AMBA, Ciudad de Buenos Aires (C) Read more about +54-11-(53550000...53559999)
+54-223-(4340000...4349999): MAR DEL PLATA, Buenos Aires (B) Read more about +54-223-(4340000...4349999)