Area Code +420-543-(121000...139999) located in All locations, Jihomoravsky (JM), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 543 Subscriber Number From : 121000 Subscriber Number To : 139999 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 : Telefónica Czech Republic, a.s. 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 : JM Region Name : Jihomoravsky City : All locations Timezone : Europe/Prague Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 49.1900 Longitude : 16.6500 ‹ previous : +420-543-(100000...109999) next › : +420-543-(141000...143999) Dialling Instructions For trunk calls: - 543 121000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 543 121000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 121000 ~ 139999 (Count: 19,000) Example: +420-543-121000 / 00420-543-121000 (543-121000 / -543-121000) +420-543-121001 / 00420-543-121001 (543-121001 / -543-121001) +420-543-121002 / 00420-543-121002 (543-121002 / -543-121002) +420-543-121003 / 00420-543-121003 (543-121003 / -543-121003) +420-543-121004 / 00420-543-121004 (543-121004 / -543-121004) ...+420-543-xxxxxx / 00420-543-xxxxxx (543-xxxxxx / -543-xxxxxx) ...+420-543-139995 / 00420-543-139995 (543-139995 / -543-139995) +420-543-139996 / 00420-543-139996 (543-139996 / -543-139996) +420-543-139997 / 00420-543-139997 (543-139997 / -543-139997) +420-543-139998 / 00420-543-139998 (543-139998 / -543-139998) +420-543-139999 / 00420-543-139999 (543-139999 / -543-139999)