Area Code +30-21-(17050000...17059999) 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 : 17050000 Subscriber Number To : 17059999 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 : ON TELECOMS SA 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-(17000000...17009999) next › : +30-21-(17100000...17109999) Dialling Instructions For trunk calls: - 21 17050000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 30 21 17050000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 17050000 ~ 17059999 (Count: 10,000) Example: +30-21-17050000 / 0030-21-17050000 (021-17050000 / 0-21-17050000) +30-21-17050001 / 0030-21-17050001 (021-17050001 / 0-21-17050001) +30-21-17050002 / 0030-21-17050002 (021-17050002 / 0-21-17050002) +30-21-17050003 / 0030-21-17050003 (021-17050003 / 0-21-17050003) +30-21-17050004 / 0030-21-17050004 (021-17050004 / 0-21-17050004) ...+30-21-xxxxxxxx / 0030-21-xxxxxxxx (021-xxxxxxxx / 0-21-xxxxxxxx) ...+30-21-17059995 / 0030-21-17059995 (021-17059995 / 0-21-17059995) +30-21-17059996 / 0030-21-17059996 (021-17059996 / 0-21-17059996) +30-21-17059997 / 0030-21-17059997 (021-17059997 / 0-21-17059997) +30-21-17059998 / 0030-21-17059998 (021-17059998 / 0-21-17059998) +30-21-17059999 / 0030-21-17059999 (021-17059999 / 0-21-17059999)