Area Code +420-221-(406000...428999) 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 : 406000 Subscriber Number To : 428999 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 : 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-(400000...404999) next › : +420-221-(430000...430999) Dialling Instructions For trunk calls: - 221 406000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 221 406000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 406000 ~ 428999 (Count: 23,000) Example: +420-221-406000 / 00420-221-406000 (221-406000 / -221-406000) +420-221-406001 / 00420-221-406001 (221-406001 / -221-406001) +420-221-406002 / 00420-221-406002 (221-406002 / -221-406002) +420-221-406003 / 00420-221-406003 (221-406003 / -221-406003) +420-221-406004 / 00420-221-406004 (221-406004 / -221-406004) ...+420-221-xxxxxx / 00420-221-xxxxxx (221-xxxxxx / -221-xxxxxx) ...+420-221-428995 / 00420-221-428995 (221-428995 / -221-428995) +420-221-428996 / 00420-221-428996 (221-428996 / -221-428996) +420-221-428997 / 00420-221-428997 (221-428997 / -221-428997) +420-221-428998 / 00420-221-428998 (221-428998 / -221-428998) +420-221-428999 / 00420-221-428999 (221-428999 / -221-428999)