Area Code +420-283-(840000...843999) located in All locations, Prague (PR), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 283 Subscriber Number From : 840000 Subscriber Number To : 843999 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 : +420-283-(101000...116999) next › : +420-283-(847000...847999) Dialling Instructions For trunk calls: - 283 840000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 283 840000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 840000 ~ 843999 (Count: 4,000) Example: +420-283-840000 / 00420-283-840000 (283-840000 / -283-840000) +420-283-840001 / 00420-283-840001 (283-840001 / -283-840001) +420-283-840002 / 00420-283-840002 (283-840002 / -283-840002) +420-283-840003 / 00420-283-840003 (283-840003 / -283-840003) +420-283-840004 / 00420-283-840004 (283-840004 / -283-840004) ...+420-283-xxxxxx / 00420-283-xxxxxx (283-xxxxxx / -283-xxxxxx) ...+420-283-843995 / 00420-283-843995 (283-843995 / -283-843995) +420-283-843996 / 00420-283-843996 (283-843996 / -283-843996) +420-283-843997 / 00420-283-843997 (283-843997 / -283-843997) +420-283-843998 / 00420-283-843998 (283-843998 / -283-843998) +420-283-843999 / 00420-283-843999 (283-843999 / -283-843999)