Area Code +420-257-(310000...329999) 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 : 310000 Subscriber Number To : 329999 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-(299000...299999) next › : +420-257-(370000...370999) Dialling Instructions For trunk calls: - 257 310000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 257 310000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 310000 ~ 329999 (Count: 20,000) Example: +420-257-310000 / 00420-257-310000 (257-310000 / -257-310000) +420-257-310001 / 00420-257-310001 (257-310001 / -257-310001) +420-257-310002 / 00420-257-310002 (257-310002 / -257-310002) +420-257-310003 / 00420-257-310003 (257-310003 / -257-310003) +420-257-310004 / 00420-257-310004 (257-310004 / -257-310004) ...+420-257-xxxxxx / 00420-257-xxxxxx (257-xxxxxx / -257-xxxxxx) ...+420-257-329995 / 00420-257-329995 (257-329995 / -257-329995) +420-257-329996 / 00420-257-329996 (257-329996 / -257-329996) +420-257-329997 / 00420-257-329997 (257-329997 / -257-329997) +420-257-329998 / 00420-257-329998 (257-329998 / -257-329998) +420-257-329999 / 00420-257-329999 (257-329999 / -257-329999)
