Area Code +40-366-(880000...889999) 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 : 880000 Subscriber Number To : 889999 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. RCS & RDS S.A. 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-(820000...829999) next › : +40-367-(080000...089999) Dialling Instructions For trunk calls: 0 366 880000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 40 366 880000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 880000 ~ 889999 (Count: 10,000) Example: +40-366-880000 / 0040-366-880000 (0366-880000 / 0-366-880000) +40-366-880001 / 0040-366-880001 (0366-880001 / 0-366-880001) +40-366-880002 / 0040-366-880002 (0366-880002 / 0-366-880002) +40-366-880003 / 0040-366-880003 (0366-880003 / 0-366-880003) +40-366-880004 / 0040-366-880004 (0366-880004 / 0-366-880004) ...+40-366-xxxxxx / 0040-366-xxxxxx (0366-xxxxxx / 0-366-xxxxxx) ...+40-366-889995 / 0040-366-889995 (0366-889995 / 0-366-889995) +40-366-889996 / 0040-366-889996 (0366-889996 / 0-366-889996) +40-366-889997 / 0040-366-889997 (0366-889997 / 0-366-889997) +40-366-889998 / 0040-366-889998 (0366-889998 / 0-366-889998) +40-366-889999 / 0040-366-889999 (0366-889999 / 0-366-889999)