Area Code +30-21-(66000000...66009999) 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 : 66000000 Subscriber Number To : 66009999 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-(65000000...65009999) next › : +30-21-(66860000...66869999) Dialling Instructions For trunk calls: - 21 66000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 30 21 66000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 66000000 ~ 66009999 (Count: 10,000) Example: +30-21-66000000 / 0030-21-66000000 (021-66000000 / 0-21-66000000) +30-21-66000001 / 0030-21-66000001 (021-66000001 / 0-21-66000001) +30-21-66000002 / 0030-21-66000002 (021-66000002 / 0-21-66000002) +30-21-66000003 / 0030-21-66000003 (021-66000003 / 0-21-66000003) +30-21-66000004 / 0030-21-66000004 (021-66000004 / 0-21-66000004) ...+30-21-xxxxxxxx / 0030-21-xxxxxxxx (021-xxxxxxxx / 0-21-xxxxxxxx) ...+30-21-66009995 / 0030-21-66009995 (021-66009995 / 0-21-66009995) +30-21-66009996 / 0030-21-66009996 (021-66009996 / 0-21-66009996) +30-21-66009997 / 0030-21-66009997 (021-66009997 / 0-21-66009997) +30-21-66009998 / 0030-21-66009998 (021-66009998 / 0-21-66009998) +30-21-66009999 / 0030-21-66009999 (021-66009999 / 0-21-66009999)
