Area Code +30-21-(30080000...30089999) 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 : 30080000 Subscriber Number To : 30089999 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 : HELLAS ON LINE 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-(30070000...30079999) next › : +30-21-(30090000...30099999) Dialling Instructions For trunk calls: - 21 30080000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 30 21 30080000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 30080000 ~ 30089999 (Count: 10,000) Example: +30-21-30080000 / 0030-21-30080000 (021-30080000 / 0-21-30080000) +30-21-30080001 / 0030-21-30080001 (021-30080001 / 0-21-30080001) +30-21-30080002 / 0030-21-30080002 (021-30080002 / 0-21-30080002) +30-21-30080003 / 0030-21-30080003 (021-30080003 / 0-21-30080003) +30-21-30080004 / 0030-21-30080004 (021-30080004 / 0-21-30080004) ...+30-21-xxxxxxxx / 0030-21-xxxxxxxx (021-xxxxxxxx / 0-21-xxxxxxxx) ...+30-21-30089995 / 0030-21-30089995 (021-30089995 / 0-21-30089995) +30-21-30089996 / 0030-21-30089996 (021-30089996 / 0-21-30089996) +30-21-30089997 / 0030-21-30089997 (021-30089997 / 0-21-30089997) +30-21-30089998 / 0030-21-30089998 (021-30089998 / 0-21-30089998) +30-21-30089999 / 0030-21-30089999 (021-30089999 / 0-21-30089999)