Area Code +420-257-(299000...299999) located in All locations, Prague (PR), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 257 Subscriber Number From : 299000 Subscriber Number To : 299999 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 : +420-257-(292000...297999) next › : +420-257-(310000...329999) Dialling Instructions For trunk calls: - 257 299000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 257 299000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 299000 ~ 299999 (Count: 1,000) Example: +420-257-299000 / 00420-257-299000 (257-299000 / -257-299000) +420-257-299001 / 00420-257-299001 (257-299001 / -257-299001) +420-257-299002 / 00420-257-299002 (257-299002 / -257-299002) +420-257-299003 / 00420-257-299003 (257-299003 / -257-299003) +420-257-299004 / 00420-257-299004 (257-299004 / -257-299004) ...+420-257-xxxxxx / 00420-257-xxxxxx (257-xxxxxx / -257-xxxxxx) ...+420-257-299995 / 00420-257-299995 (257-299995 / -257-299995) +420-257-299996 / 00420-257-299996 (257-299996 / -257-299996) +420-257-299997 / 00420-257-299997 (257-299997 / -257-299997) +420-257-299998 / 00420-257-299998 (257-299998 / -257-299998) +420-257-299999 / 00420-257-299999 (257-299999 / -257-299999)