Area Code +420-311-(210000...219999) located in All locations, Stredocesky (ST), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 311 Subscriber Number From : 210000 Subscriber Number To : 219999 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 : UPC Česká republika, 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 : +420-311-(200000...202999) next › : +420-311-(220000...229999) Dialling Instructions For trunk calls: - 311 210000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 311 210000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 210000 ~ 219999 (Count: 10,000) Example: +420-311-210000 / 00420-311-210000 (311-210000 / -311-210000) +420-311-210001 / 00420-311-210001 (311-210001 / -311-210001) +420-311-210002 / 00420-311-210002 (311-210002 / -311-210002) +420-311-210003 / 00420-311-210003 (311-210003 / -311-210003) +420-311-210004 / 00420-311-210004 (311-210004 / -311-210004) ...+420-311-xxxxxx / 00420-311-xxxxxx (311-xxxxxx / -311-xxxxxx) ...+420-311-219995 / 00420-311-219995 (311-219995 / -311-219995) +420-311-219996 / 00420-311-219996 (311-219996 / -311-219996) +420-311-219997 / 00420-311-219997 (311-219997 / -311-219997) +420-311-219998 / 00420-311-219998 (311-219998 / -311-219998) +420-311-219999 / 00420-311-219999 (311-219999 / -311-219999)