Area Code +420-233-(550000...559999) located in All locations, Prague (PR), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 233 Subscriber Number From : 550000 Subscriber Number To : 559999 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 : PR Region Name : Prague City : All locations Timezone : Europe/Prague Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 50.0900 Longitude : 14.4200 ‹ previous : +420-233-(540000...545999) next › : +420-233-(900000...901999) Dialling Instructions For trunk calls: - 233 550000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 233 550000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 550000 ~ 559999 (Count: 10,000) Example: +420-233-550000 / 00420-233-550000 (233-550000 / -233-550000) +420-233-550001 / 00420-233-550001 (233-550001 / -233-550001) +420-233-550002 / 00420-233-550002 (233-550002 / -233-550002) +420-233-550003 / 00420-233-550003 (233-550003 / -233-550003) +420-233-550004 / 00420-233-550004 (233-550004 / -233-550004) ...+420-233-xxxxxx / 00420-233-xxxxxx (233-xxxxxx / -233-xxxxxx) ...+420-233-559995 / 00420-233-559995 (233-559995 / -233-559995) +420-233-559996 / 00420-233-559996 (233-559996 / -233-559996) +420-233-559997 / 00420-233-559997 (233-559997 / -233-559997) +420-233-559998 / 00420-233-559998 (233-559998 / -233-559998) +420-233-559999 / 00420-233-559999 (233-559999 / -233-559999)