+63-83-(8230000...8239999): Koronadal City, South Cotabato (SCO) Read more about +63-83-(8230000...8239999)
+63-83-(8250000...8259999): General Santos, South Cotabato (SCO) Read more about +63-83-(8250000...8259999)
+63-83-(8260000...8269999): General Santos, South Cotabato (SCO) Read more about +63-83-(8260000...8269999)
+63-83-(8270000...8279999): Polomolok, South Cotabato (SCO) Read more about +63-83-(8270000...8279999)
+63-83-(8280000...8289999): General Santos, South Cotabato (SCO) Read more about +63-83-(8280000...8289999)
+63-83-(8700000...8709999): General Santos, South Cotabato (SCO) Read more about +63-83-(8700000...8709999)
+63-83-(8770000...8779999): General Santos, South Cotabato (SCO) Read more about +63-83-(8770000...8779999)
+63-83-(8780000...8789999): General Santos, South Cotabato (SCO) Read more about +63-83-(8780000...8789999)
+63-83-(8830000...8839999): General Santos, South Cotabato (SCO) Read more about +63-83-(8830000...8839999)
+63-83-(8850000...8859999): General Santos, South Cotabato (SCO) Read more about +63-83-(8850000...8859999)