Area Code +420-770-(500000...509999) located in Public mobile network, more detail is as below. Place International Dialing Code : 420 International Prefix : 00 National Destination Code : 770 Subscriber Number From : 500000 Subscriber Number To : 509999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : M (Mobile, Cellular) Carrier Name : Compatel s.r.o. 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) City : Public mobile network Timezone : Europe/Prague Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 50.0800 Longitude : 14.4400 ‹ previous : +420-770-(100000...499999) next › : +420-770-(770000...779999) Dialling Instructions For trunk calls: - 770 500000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 420 770 500000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 500000 ~ 509999 (Count: 10,000) Example: +420-770-500000 / 00420-770-500000 (770-500000 / -770-500000) +420-770-500001 / 00420-770-500001 (770-500001 / -770-500001) +420-770-500002 / 00420-770-500002 (770-500002 / -770-500002) +420-770-500003 / 00420-770-500003 (770-500003 / -770-500003) +420-770-500004 / 00420-770-500004 (770-500004 / -770-500004) ...+420-770-xxxxxx / 00420-770-xxxxxx (770-xxxxxx / -770-xxxxxx) ...+420-770-509995 / 00420-770-509995 (770-509995 / -770-509995) +420-770-509996 / 00420-770-509996 (770-509996 / -770-509996) +420-770-509997 / 00420-770-509997 (770-509997 / -770-509997) +420-770-509998 / 00420-770-509998 (770-509998 / -770-509998) +420-770-509999 / 00420-770-509999 (770-509999 / -770-509999)