+420-310-(311000...311999): All locations, Stredocesky (ST) Read more about +420-310-(311000...311999)
+420-350-(351000...351999): All locations, Karlovarsky (KA) Read more about +420-350-(351000...351999)
+420-460-(006000...006999): All locations, Pardubicky (PA) Read more about +420-460-(006000...006999)
+420-490-(526000...526999): All locations, Kralovehradecky (KR) Read more about +420-490-(526000...526999)
+420-511-(206000...206999): All locations, Jihomoravsky (JM) Read more about +420-511-(206000...206999)