Area Code +420-416-(577000...577999) located in All locations, Ustecky (US), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 416 Subscriber Number From : 577000 Subscriber Number To : 577999 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 : +420-416-(574000...575999) next › : +420-416-(591000...594999) Dialling Instructions For trunk calls: - 416 577000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 416 577000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 577000 ~ 577999 (Count: 1,000) Example: +420-416-577000 / 00420-416-577000 (416-577000 / -416-577000) +420-416-577001 / 00420-416-577001 (416-577001 / -416-577001) +420-416-577002 / 00420-416-577002 (416-577002 / -416-577002) +420-416-577003 / 00420-416-577003 (416-577003 / -416-577003) +420-416-577004 / 00420-416-577004 (416-577004 / -416-577004) ...+420-416-xxxxxx / 00420-416-xxxxxx (416-xxxxxx / -416-xxxxxx) ...+420-416-577995 / 00420-416-577995 (416-577995 / -416-577995) +420-416-577996 / 00420-416-577996 (416-577996 / -416-577996) +420-416-577997 / 00420-416-577997 (416-577997 / -416-577997) +420-416-577998 / 00420-416-577998 (416-577998 / -416-577998) +420-416-577999 / 00420-416-577999 (416-577999 / -416-577999)