Area Code +30-21-(33330000...33339999) 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 : 33330000 Subscriber Number To : 33339999 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-(32160000...32169999) next › : +30-21-(36760000...36769999) Dialling Instructions For trunk calls: - 21 33330000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 30 21 33330000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 33330000 ~ 33339999 (Count: 10,000) Example: +30-21-33330000 / 0030-21-33330000 (021-33330000 / 0-21-33330000) +30-21-33330001 / 0030-21-33330001 (021-33330001 / 0-21-33330001) +30-21-33330002 / 0030-21-33330002 (021-33330002 / 0-21-33330002) +30-21-33330003 / 0030-21-33330003 (021-33330003 / 0-21-33330003) +30-21-33330004 / 0030-21-33330004 (021-33330004 / 0-21-33330004) ...+30-21-xxxxxxxx / 0030-21-xxxxxxxx (021-xxxxxxxx / 0-21-xxxxxxxx) ...+30-21-33339995 / 0030-21-33339995 (021-33339995 / 0-21-33339995) +30-21-33339996 / 0030-21-33339996 (021-33339996 / 0-21-33339996) +30-21-33339997 / 0030-21-33339997 (021-33339997 / 0-21-33339997) +30-21-33339998 / 0030-21-33339998 (021-33339998 / 0-21-33339998) +30-21-33339999 / 0030-21-33339999 (021-33339999 / 0-21-33339999)