Area Code +420-800-(400000...400009) located in Freephone Services, more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 800 Subscriber Number From : 400000 Subscriber Number To : 400009 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : F (Freephone) Carrier Name : BT Limited, organizační složka 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) City : Freephone Services Timezone : Europe/Prague Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 50.0800 Longitude : 14.4400 ‹ previous : +420-800-(399399...399399) next › : +420-800-(400040...400040) Dialling Instructions For trunk calls: - 800 400000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 800 400000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 400000 ~ 400009 (Count: 10) Example: +420-800-400000 / 00420-800-400000 (800-400000 / -800-400000) +420-800-400001 / 00420-800-400001 (800-400001 / -800-400001) +420-800-400002 / 00420-800-400002 (800-400002 / -800-400002) +420-800-400003 / 00420-800-400003 (800-400003 / -800-400003) +420-800-400004 / 00420-800-400004 (800-400004 / -800-400004) ...+420-800-xxxxxx / 00420-800-xxxxxx (800-xxxxxx / -800-xxxxxx) ...+420-800-400005 / 00420-800-400005 (800-400005 / -800-400005) +420-800-400006 / 00420-800-400006 (800-400006 / -800-400006) +420-800-400007 / 00420-800-400007 (800-400007 / -800-400007) +420-800-400008 / 00420-800-400008 (800-400008 / -800-400008) +420-800-400009 / 00420-800-400009 (800-400009 / -800-400009)