Area Code +420-473-(530000...539999) located in All locations, Ustecky (US), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 473 Subscriber Number From : 530000 Subscriber Number To : 539999 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 : T-Mobile 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 : US Region Name : Ustecky City : All locations Timezone : Europe/Prague Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 50.6100 Longitude : 13.7900 ‹ previous : +420-473-(040000...049999) next › : +420-474-(310000...310999) Dialling Instructions For trunk calls: - 473 530000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 473 530000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 530000 ~ 539999 (Count: 10,000) Example: +420-473-530000 / 00420-473-530000 (473-530000 / -473-530000) +420-473-530001 / 00420-473-530001 (473-530001 / -473-530001) +420-473-530002 / 00420-473-530002 (473-530002 / -473-530002) +420-473-530003 / 00420-473-530003 (473-530003 / -473-530003) +420-473-530004 / 00420-473-530004 (473-530004 / -473-530004) ...+420-473-xxxxxx / 00420-473-xxxxxx (473-xxxxxx / -473-xxxxxx) ...+420-473-539995 / 00420-473-539995 (473-539995 / -473-539995) +420-473-539996 / 00420-473-539996 (473-539996 / -473-539996) +420-473-539997 / 00420-473-539997 (473-539997 / -473-539997) +420-473-539998 / 00420-473-539998 (473-539998 / -473-539998) +420-473-539999 / 00420-473-539999 (473-539999 / -473-539999)