Area Code +420-412-(330000...338999) located in All locations, Ustecky (US), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 412 Subscriber Number From : 330000 Subscriber Number To : 338999 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 : US Region Name : Ustecky City : All locations Timezone : Europe/Prague Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 50.6100 Longitude : 13.7900 ‹ previous : +420-412-(314000...315999) next › : +420-412-(350000...359999) Dialling Instructions For trunk calls: - 412 330000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 412 330000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 330000 ~ 338999 (Count: 9,000) Example: +420-412-330000 / 00420-412-330000 (412-330000 / -412-330000) +420-412-330001 / 00420-412-330001 (412-330001 / -412-330001) +420-412-330002 / 00420-412-330002 (412-330002 / -412-330002) +420-412-330003 / 00420-412-330003 (412-330003 / -412-330003) +420-412-330004 / 00420-412-330004 (412-330004 / -412-330004) ...+420-412-xxxxxx / 00420-412-xxxxxx (412-xxxxxx / -412-xxxxxx) ...+420-412-338995 / 00420-412-338995 (412-338995 / -412-338995) +420-412-338996 / 00420-412-338996 (412-338996 / -412-338996) +420-412-338997 / 00420-412-338997 (412-338997 / -412-338997) +420-412-338998 / 00420-412-338998 (412-338998 / -412-338998) +420-412-338999 / 00420-412-338999 (412-338999 / -412-338999)