Area Code +420-252-(378000...378999) 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 : 378000 Subscriber Number To : 378999 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 : A Telecom 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 : +420-251-(810000...819999) next › : +420-252-(379000...379999) Dialling Instructions For trunk calls: - 252 378000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 252 378000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 378000 ~ 378999 (Count: 1,000) Example: +420-252-378000 / 00420-252-378000 (252-378000 / -252-378000) +420-252-378001 / 00420-252-378001 (252-378001 / -252-378001) +420-252-378002 / 00420-252-378002 (252-378002 / -252-378002) +420-252-378003 / 00420-252-378003 (252-378003 / -252-378003) +420-252-378004 / 00420-252-378004 (252-378004 / -252-378004) ...+420-252-xxxxxx / 00420-252-xxxxxx (252-xxxxxx / -252-xxxxxx) ...+420-252-378995 / 00420-252-378995 (252-378995 / -252-378995) +420-252-378996 / 00420-252-378996 (252-378996 / -252-378996) +420-252-378997 / 00420-252-378997 (252-378997 / -252-378997) +420-252-378998 / 00420-252-378998 (252-378998 / -252-378998) +420-252-378999 / 00420-252-378999 (252-378999 / -252-378999)