The area where it's spoken covers the largest part of Sabino's zone, in province of Rieti and in northern province of Aquila. Carseolano or Sublacense, a form of Sabino spoken in province of Rome (Subiaco) and in Carsoli. Tagliacozzano, a transition form of Sabino with Southern Italian which is spoken in Tagliacozzo, Scurcola Marsicana and in upper Liri Valley.