Area Code +420-517-(300000...307999) located in All locations, Jihomoravsky (JM), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 517 Subscriber Number From : 300000 Subscriber Number To : 307999 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 : JM Region Name : Jihomoravsky City : All locations Timezone : Europe/Prague Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 49.1900 Longitude : 16.6500 ‹ previous : +420-517-(080000...089999) next › : +420-517-(313000...328999) Dialling Instructions For trunk calls: - 517 300000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 517 300000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 300000 ~ 307999 (Count: 8,000) Example: +420-517-300000 / 00420-517-300000 (517-300000 / -517-300000) +420-517-300001 / 00420-517-300001 (517-300001 / -517-300001) +420-517-300002 / 00420-517-300002 (517-300002 / -517-300002) +420-517-300003 / 00420-517-300003 (517-300003 / -517-300003) +420-517-300004 / 00420-517-300004 (517-300004 / -517-300004) ...+420-517-xxxxxx / 00420-517-xxxxxx (517-xxxxxx / -517-xxxxxx) ...+420-517-307995 / 00420-517-307995 (517-307995 / -517-307995) +420-517-307996 / 00420-517-307996 (517-307996 / -517-307996) +420-517-307997 / 00420-517-307997 (517-307997 / -517-307997) +420-517-307998 / 00420-517-307998 (517-307998 / -517-307998) +420-517-307999 / 00420-517-307999 (517-307999 / -517-307999)