Area Code +420-252-(540000...549999) located in All locations, Prague (PR), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 252 Subscriber Number From : 540000 Subscriber Number To : 549999 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 : UPC Česká republika, s.r.o. 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 : +420-252-(379000...379999) next › : +420-255-(255000...255999) Dialling Instructions For trunk calls: - 252 540000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 252 540000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 540000 ~ 549999 (Count: 10,000) Example: +420-252-540000 / 00420-252-540000 (252-540000 / -252-540000) +420-252-540001 / 00420-252-540001 (252-540001 / -252-540001) +420-252-540002 / 00420-252-540002 (252-540002 / -252-540002) +420-252-540003 / 00420-252-540003 (252-540003 / -252-540003) +420-252-540004 / 00420-252-540004 (252-540004 / -252-540004) ...+420-252-xxxxxx / 00420-252-xxxxxx (252-xxxxxx / -252-xxxxxx) ...+420-252-549995 / 00420-252-549995 (252-549995 / -252-549995) +420-252-549996 / 00420-252-549996 (252-549996 / -252-549996) +420-252-549997 / 00420-252-549997 (252-549997 / -252-549997) +420-252-549998 / 00420-252-549998 (252-549998 / -252-549998) +420-252-549999 / 00420-252-549999 (252-549999 / -252-549999)