Area Code +30-21-(11180000...11189999) located in Athens, Attiki (A1), more detail is as below. Place International Dialing Code : 30 International Prefix : 00 National Prefix : 0 National Destination Code : 21 Subscriber Number From : 11180000 Subscriber Number To : 11189999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : ON TELECOMS SA Click here to buy Greece Area Code Database Other Information Language Code : el (Greek) Country Number : 300 (Greece) Country Code : GR (Greece) Region Code : A1 Region Name : Attiki City : Athens Timezone : Europe/Athens Coordinated Universal Time : +02:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 37.9800 Longitude : 23.7200 ‹ previous : +30-21-(11170000...11179999) next › : +30-21-(11190000...11199999) Dialling Instructions For trunk calls: - 21 11180000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 30 21 11180000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 11180000 ~ 11189999 (Count: 10,000) Example: +30-21-11180000 / 0030-21-11180000 (021-11180000 / 0-21-11180000) +30-21-11180001 / 0030-21-11180001 (021-11180001 / 0-21-11180001) +30-21-11180002 / 0030-21-11180002 (021-11180002 / 0-21-11180002) +30-21-11180003 / 0030-21-11180003 (021-11180003 / 0-21-11180003) +30-21-11180004 / 0030-21-11180004 (021-11180004 / 0-21-11180004) ...+30-21-xxxxxxxx / 0030-21-xxxxxxxx (021-xxxxxxxx / 0-21-xxxxxxxx) ...+30-21-11189995 / 0030-21-11189995 (021-11189995 / 0-21-11189995) +30-21-11189996 / 0030-21-11189996 (021-11189996 / 0-21-11189996) +30-21-11189997 / 0030-21-11189997 (021-11189997 / 0-21-11189997) +30-21-11189998 / 0030-21-11189998 (021-11189998 / 0-21-11189998) +30-21-11189999 / 0030-21-11189999 (021-11189999 / 0-21-11189999)