+47-31-(900000...919999): All locations, Buskerud fylke (06) Read more about +47-31-(900000...919999)
+47-33-(280000...299999): All locations, Vestfold fylke (07) Read more about +47-33-(280000...299999)
+47-35-(190000...199999): All locations, Telemark fylke (08) Read more about +47-35-(190000...199999)
+47-37-(390000...399999): All locations, Aust-Agder fylke (09) Read more about +47-37-(390000...399999)
+47-38-(900000...909999): All locations, Vest-Agder fylke (10) Read more about +47-38-(900000...909999)
+47-52-(900000...919999): All locations, Rogaland fylke (11) Read more about +47-52-(900000...919999)
+47-56-(900000...919999): All locations, Hordaland fylke (12) Read more about +47-56-(900000...919999)
+47-57-(210000...219999): All locations, Sogn og Fjordane fylke (14) Read more about +47-57-(210000...219999)