Area Code +30-21-(77320000...77329999) 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 : 77320000 Subscriber Number To : 77329999 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-(77310000...77319999) next › : +30-21-(77330000...77339999) Dialling Instructions For trunk calls: - 21 77320000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 30 21 77320000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 77320000 ~ 77329999 (Count: 10,000) Example: +30-21-77320000 / 0030-21-77320000 (021-77320000 / 0-21-77320000) +30-21-77320001 / 0030-21-77320001 (021-77320001 / 0-21-77320001) +30-21-77320002 / 0030-21-77320002 (021-77320002 / 0-21-77320002) +30-21-77320003 / 0030-21-77320003 (021-77320003 / 0-21-77320003) +30-21-77320004 / 0030-21-77320004 (021-77320004 / 0-21-77320004) ...+30-21-xxxxxxxx / 0030-21-xxxxxxxx (021-xxxxxxxx / 0-21-xxxxxxxx) ...+30-21-77329995 / 0030-21-77329995 (021-77329995 / 0-21-77329995) +30-21-77329996 / 0030-21-77329996 (021-77329996 / 0-21-77329996) +30-21-77329997 / 0030-21-77329997 (021-77329997 / 0-21-77329997) +30-21-77329998 / 0030-21-77329998 (021-77329998 / 0-21-77329998) +30-21-77329999 / 0030-21-77329999 (021-77329999 / 0-21-77329999)