Area Code +40-366-(370000...379999) located in All locations, Harghita (HR), more detail is as below. Place International Dialing Code : 40 International Prefix : 00 National Prefix : 0 National Destination Code : 366 Subscriber Number From : 370000 Subscriber Number To : 379999 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 : S.C. ATLAS TELECOM INTERACTIVE S.R.L. Click here to buy Romania Area Code Database Other Information Language Code : ro (Romanian) Country Number : 642 (Romania) Country Code : RO (Romania) Region Code : HR Region Name : Harghita City : All locations Timezone : Europe/Bucharest Coordinated Universal Time : +02:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 46.5400 Longitude : 25.4300 ‹ previous : +40-366-(300000...309999) next › : +40-366-(400000...409999) Dialling Instructions For trunk calls: 0 366 370000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 40 366 370000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 370000 ~ 379999 (Count: 10,000) Example: +40-366-370000 / 0040-366-370000 (0366-370000 / 0-366-370000) +40-366-370001 / 0040-366-370001 (0366-370001 / 0-366-370001) +40-366-370002 / 0040-366-370002 (0366-370002 / 0-366-370002) +40-366-370003 / 0040-366-370003 (0366-370003 / 0-366-370003) +40-366-370004 / 0040-366-370004 (0366-370004 / 0-366-370004) ...+40-366-xxxxxx / 0040-366-xxxxxx (0366-xxxxxx / 0-366-xxxxxx) ...+40-366-379995 / 0040-366-379995 (0366-379995 / 0-366-379995) +40-366-379996 / 0040-366-379996 (0366-379996 / 0-366-379996) +40-366-379997 / 0040-366-379997 (0366-379997 / 0-366-379997) +40-366-379998 / 0040-366-379998 (0366-379998 / 0-366-379998) +40-366-379999 / 0040-366-379999 (0366-379999 / 0-366-379999)