Area Code +30-21-(55200000...55209999) 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 : 55200000 Subscriber Number To : 55209999 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 : CYTA HELLAS 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-(55050000...55059999) next › : +30-21-(55300000...55309999) Dialling Instructions For trunk calls: - 21 55200000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 30 21 55200000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 55200000 ~ 55209999 (Count: 10,000) Example: +30-21-55200000 / 0030-21-55200000 (021-55200000 / 0-21-55200000) +30-21-55200001 / 0030-21-55200001 (021-55200001 / 0-21-55200001) +30-21-55200002 / 0030-21-55200002 (021-55200002 / 0-21-55200002) +30-21-55200003 / 0030-21-55200003 (021-55200003 / 0-21-55200003) +30-21-55200004 / 0030-21-55200004 (021-55200004 / 0-21-55200004) ...+30-21-xxxxxxxx / 0030-21-xxxxxxxx (021-xxxxxxxx / 0-21-xxxxxxxx) ...+30-21-55209995 / 0030-21-55209995 (021-55209995 / 0-21-55209995) +30-21-55209996 / 0030-21-55209996 (021-55209996 / 0-21-55209996) +30-21-55209997 / 0030-21-55209997 (021-55209997 / 0-21-55209997) +30-21-55209998 / 0030-21-55209998 (021-55209998 / 0-21-55209998) +30-21-55209999 / 0030-21-55209999 (021-55209999 / 0-21-55209999)