Area Code +420-320-(990000...999999) located in All locations, Stredocesky (ST), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 320 Subscriber Number From : 990000 Subscriber Number To : 999999 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 : Český bezdrát s.r.o. 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 : +420-320-(321000...321999) next › : +420-321-(000000...009999) Dialling Instructions For trunk calls: - 320 990000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 320 990000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 990000 ~ 999999 (Count: 10,000) Example: +420-320-990000 / 00420-320-990000 (320-990000 / -320-990000) +420-320-990001 / 00420-320-990001 (320-990001 / -320-990001) +420-320-990002 / 00420-320-990002 (320-990002 / -320-990002) +420-320-990003 / 00420-320-990003 (320-990003 / -320-990003) +420-320-990004 / 00420-320-990004 (320-990004 / -320-990004) ...+420-320-xxxxxx / 00420-320-xxxxxx (320-xxxxxx / -320-xxxxxx) ...+420-320-999995 / 00420-320-999995 (320-999995 / -320-999995) +420-320-999996 / 00420-320-999996 (320-999996 / -320-999996) +420-320-999997 / 00420-320-999997 (320-999997 / -320-999997) +420-320-999998 / 00420-320-999998 (320-999998 / -320-999998) +420-320-999999 / 00420-320-999999 (320-999999 / -320-999999)