Area Code +420-274-(770000...784999) located in All locations, Prague (PR), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 274 Subscriber Number From : 770000 Subscriber Number To : 784999 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 : +420-274-(758000...758999) next › : +420-274-(810000...822999) Dialling Instructions For trunk calls: - 274 770000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 274 770000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 770000 ~ 784999 (Count: 15,000) Example: +420-274-770000 / 00420-274-770000 (274-770000 / -274-770000) +420-274-770001 / 00420-274-770001 (274-770001 / -274-770001) +420-274-770002 / 00420-274-770002 (274-770002 / -274-770002) +420-274-770003 / 00420-274-770003 (274-770003 / -274-770003) +420-274-770004 / 00420-274-770004 (274-770004 / -274-770004) ...+420-274-xxxxxx / 00420-274-xxxxxx (274-xxxxxx / -274-xxxxxx) ...+420-274-784995 / 00420-274-784995 (274-784995 / -274-784995) +420-274-784996 / 00420-274-784996 (274-784996 / -274-784996) +420-274-784997 / 00420-274-784997 (274-784997 / -274-784997) +420-274-784998 / 00420-274-784998 (274-784998 / -274-784998) +420-274-784999 / 00420-274-784999 (274-784999 / -274-784999)