Area Code +420-317-(744000...744999) 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 : 744000 Subscriber Number To : 744999 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-(740000...742999) next › : +420-317-(749000...750999) Dialling Instructions For trunk calls: - 317 744000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 317 744000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 744000 ~ 744999 (Count: 1,000) Example: +420-317-744000 / 00420-317-744000 (317-744000 / -317-744000) +420-317-744001 / 00420-317-744001 (317-744001 / -317-744001) +420-317-744002 / 00420-317-744002 (317-744002 / -317-744002) +420-317-744003 / 00420-317-744003 (317-744003 / -317-744003) +420-317-744004 / 00420-317-744004 (317-744004 / -317-744004) ...+420-317-xxxxxx / 00420-317-xxxxxx (317-xxxxxx / -317-xxxxxx) ...+420-317-744995 / 00420-317-744995 (317-744995 / -317-744995) +420-317-744996 / 00420-317-744996 (317-744996 / -317-744996) +420-317-744997 / 00420-317-744997 (317-744997 / -317-744997) +420-317-744998 / 00420-317-744998 (317-744998 / -317-744998) +420-317-744999 / 00420-317-744999 (317-744999 / -317-744999)