Area Code +420-221-(340000...349999) located in All locations, Prague (PR), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 221 Subscriber Number From : 340000 Subscriber Number To : 349999 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 : Dial Telecom, 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 : PR Region Name : Prague City : All locations Timezone : Europe/Prague Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 50.0900 Longitude : 14.4200 ‹ previous : +420-221-(228000...228999) next › : +420-221-(400000...404999) Dialling Instructions For trunk calls: - 221 340000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 221 340000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 340000 ~ 349999 (Count: 10,000) Example: +420-221-340000 / 00420-221-340000 (221-340000 / -221-340000) +420-221-340001 / 00420-221-340001 (221-340001 / -221-340001) +420-221-340002 / 00420-221-340002 (221-340002 / -221-340002) +420-221-340003 / 00420-221-340003 (221-340003 / -221-340003) +420-221-340004 / 00420-221-340004 (221-340004 / -221-340004) ...+420-221-xxxxxx / 00420-221-xxxxxx (221-xxxxxx / -221-xxxxxx) ...+420-221-349995 / 00420-221-349995 (221-349995 / -221-349995) +420-221-349996 / 00420-221-349996 (221-349996 / -221-349996) +420-221-349997 / 00420-221-349997 (221-349997 / -221-349997) +420-221-349998 / 00420-221-349998 (221-349998 / -221-349998) +420-221-349999 / 00420-221-349999 (221-349999 / -221-349999)