+420-311-(230000...236999): All locations, Stredocesky (ST) Read more about +420-311-(230000...236999)
+420-351-(160000...161999): All locations, Karlovarsky (KA) Read more about +420-351-(160000...161999)
+420-351-(169000...169999): All locations, Karlovarsky (KA) Read more about +420-351-(169000...169999)