Area Code +420-321-(320000...324999) located in All locations, Stredocesky (ST), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 321 Subscriber Number From : 320000 Subscriber Number To : 324999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Petr Kopáček Click here to buy Czech Republic Area Code Database Other Information Language Code : cs (Czech) Country Number : 203 (Czech Republic) Country Code : CZ (Czech Republic) Region Code : ST Region Name : Stredocesky City : All locations Timezone : Europe/Prague Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 49.8800 Longitude : 14.9400 ‹ previous : +420-321-(200000...200999) next › : +420-321-(335000...335999) Dialling Instructions For trunk calls: - 321 320000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 321 320000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 320000 ~ 324999 (Count: 5,000) Example: +420-321-320000 / 00420-321-320000 (321-320000 / -321-320000) +420-321-320001 / 00420-321-320001 (321-320001 / -321-320001) +420-321-320002 / 00420-321-320002 (321-320002 / -321-320002) +420-321-320003 / 00420-321-320003 (321-320003 / -321-320003) +420-321-320004 / 00420-321-320004 (321-320004 / -321-320004) ...+420-321-xxxxxx / 00420-321-xxxxxx (321-xxxxxx / -321-xxxxxx) ...+420-321-324995 / 00420-321-324995 (321-324995 / -321-324995) +420-321-324996 / 00420-321-324996 (321-324996 / -321-324996) +420-321-324997 / 00420-321-324997 (321-324997 / -321-324997) +420-321-324998 / 00420-321-324998 (321-324998 / -321-324998) +420-321-324999 / 00420-321-324999 (321-324999 / -321-324999)