Area Code +420-475-(231000...232999) located in All locations, Ustecky (US), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 475 Subscriber Number From : 231000 Subscriber Number To : 232999 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 : 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 : +420-475-(220000...229999) next › : +420-475-(234000...238999) Dialling Instructions For trunk calls: - 475 231000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 475 231000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 231000 ~ 232999 (Count: 2,000) Example: +420-475-231000 / 00420-475-231000 (475-231000 / -475-231000) +420-475-231001 / 00420-475-231001 (475-231001 / -475-231001) +420-475-231002 / 00420-475-231002 (475-231002 / -475-231002) +420-475-231003 / 00420-475-231003 (475-231003 / -475-231003) +420-475-231004 / 00420-475-231004 (475-231004 / -475-231004) ...+420-475-xxxxxx / 00420-475-xxxxxx (475-xxxxxx / -475-xxxxxx) ...+420-475-232995 / 00420-475-232995 (475-232995 / -475-232995) +420-475-232996 / 00420-475-232996 (475-232996 / -475-232996) +420-475-232997 / 00420-475-232997 (475-232997 / -475-232997) +420-475-232998 / 00420-475-232998 (475-232998 / -475-232998) +420-475-232999 / 00420-475-232999 (475-232999 / -475-232999)