Area Code +30-21-(04510000...04519999) 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 : 04510000 Subscriber Number To : 04519999 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 : OTE S.A 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-(04410000...04419999) next › : +30-21-(04520000...04529999) Dialling Instructions For trunk calls: - 21 04510000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 30 21 04510000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 04510000 ~ 04519999 (Count: 10,000) Example: +30-21-04510000 / 0030-21-04510000 (021-04510000 / 0-21-04510000) +30-21-04510001 / 0030-21-04510001 (021-04510001 / 0-21-04510001) +30-21-04510002 / 0030-21-04510002 (021-04510002 / 0-21-04510002) +30-21-04510003 / 0030-21-04510003 (021-04510003 / 0-21-04510003) +30-21-04510004 / 0030-21-04510004 (021-04510004 / 0-21-04510004) ...+30-21-xxxxxxxx / 0030-21-xxxxxxxx (021-xxxxxxxx / 0-21-xxxxxxxx) ...+30-21-04519995 / 0030-21-04519995 (021-04519995 / 0-21-04519995) +30-21-04519996 / 0030-21-04519996 (021-04519996 / 0-21-04519996) +30-21-04519997 / 0030-21-04519997 (021-04519997 / 0-21-04519997) +30-21-04519998 / 0030-21-04519998 (021-04519998 / 0-21-04519998) +30-21-04519999 / 0030-21-04519999 (021-04519999 / 0-21-04519999)