Area Code +30-21-(18200000...18209999) 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 : 18200000 Subscriber Number To : 18209999 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 : VOICENET 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-(17770000...17779999) next › : +30-21-(19350000...19359999) Dialling Instructions For trunk calls: - 21 18200000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 30 21 18200000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 18200000 ~ 18209999 (Count: 10,000) Example: +30-21-18200000 / 0030-21-18200000 (021-18200000 / 0-21-18200000) +30-21-18200001 / 0030-21-18200001 (021-18200001 / 0-21-18200001) +30-21-18200002 / 0030-21-18200002 (021-18200002 / 0-21-18200002) +30-21-18200003 / 0030-21-18200003 (021-18200003 / 0-21-18200003) +30-21-18200004 / 0030-21-18200004 (021-18200004 / 0-21-18200004) ...+30-21-xxxxxxxx / 0030-21-xxxxxxxx (021-xxxxxxxx / 0-21-xxxxxxxx) ...+30-21-18209995 / 0030-21-18209995 (021-18209995 / 0-21-18209995) +30-21-18209996 / 0030-21-18209996 (021-18209996 / 0-21-18209996) +30-21-18209997 / 0030-21-18209997 (021-18209997 / 0-21-18209997) +30-21-18209998 / 0030-21-18209998 (021-18209998 / 0-21-18209998) +30-21-18209999 / 0030-21-18209999 (021-18209999 / 0-21-18209999)