Area Code +420-317-(783000...784999) located in All locations, Stredocesky (ST), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 317 Subscriber Number From : 783000 Subscriber Number To : 784999 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 : ST Region Name : Stredocesky City : All locations Timezone : Europe/Prague Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 49.8800 Longitude : 14.9400 ‹ previous : +420-317-(781000...781999) next › : +420-317-(789000...789999) Dialling Instructions For trunk calls: - 317 783000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 317 783000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 783000 ~ 784999 (Count: 2,000) Example: +420-317-783000 / 00420-317-783000 (317-783000 / -317-783000) +420-317-783001 / 00420-317-783001 (317-783001 / -317-783001) +420-317-783002 / 00420-317-783002 (317-783002 / -317-783002) +420-317-783003 / 00420-317-783003 (317-783003 / -317-783003) +420-317-783004 / 00420-317-783004 (317-783004 / -317-783004) ...+420-317-xxxxxx / 00420-317-xxxxxx (317-xxxxxx / -317-xxxxxx) ...+420-317-784995 / 00420-317-784995 (317-784995 / -317-784995) +420-317-784996 / 00420-317-784996 (317-784996 / -317-784996) +420-317-784997 / 00420-317-784997 (317-784997 / -317-784997) +420-317-784998 / 00420-317-784998 (317-784998 / -317-784998) +420-317-784999 / 00420-317-784999 (317-784999 / -317-784999)