Area Code +420-557-(730000...739999) located in All locations, Moravskoslezsky (MO), more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 557 Subscriber Number From : 730000 Subscriber Number To : 739999 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 : T-Mobile 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 : MO Region Name : Moravskoslezsky City : All locations Timezone : Europe/Prague Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 49.7300 Longitude : 18.2300 ‹ previous : +420-556-(879000...886999) next › : +420-557-(740000...749999) Dialling Instructions For trunk calls: - 557 730000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 557 730000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 730000 ~ 739999 (Count: 10,000) Example: +420-557-730000 / 00420-557-730000 (557-730000 / -557-730000) +420-557-730001 / 00420-557-730001 (557-730001 / -557-730001) +420-557-730002 / 00420-557-730002 (557-730002 / -557-730002) +420-557-730003 / 00420-557-730003 (557-730003 / -557-730003) +420-557-730004 / 00420-557-730004 (557-730004 / -557-730004) ...+420-557-xxxxxx / 00420-557-xxxxxx (557-xxxxxx / -557-xxxxxx) ...+420-557-739995 / 00420-557-739995 (557-739995 / -557-739995) +420-557-739996 / 00420-557-739996 (557-739996 / -557-739996) +420-557-739997 / 00420-557-739997 (557-739997 / -557-739997) +420-557-739998 / 00420-557-739998 (557-739998 / -557-739998) +420-557-739999 / 00420-557-739999 (557-739999 / -557-739999)