Area Code +30-21-(11800000...11809999) 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 : 11800000 Subscriber Number To : 11809999 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 : WIND HELLAS TELECOMMUNICATIONS 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-(11760000...11769999) next › : +30-21-(11810000...11819999) Dialling Instructions For trunk calls: - 21 11800000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 30 21 11800000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 11800000 ~ 11809999 (Count: 10,000) Example: +30-21-11800000 / 0030-21-11800000 (021-11800000 / 0-21-11800000) +30-21-11800001 / 0030-21-11800001 (021-11800001 / 0-21-11800001) +30-21-11800002 / 0030-21-11800002 (021-11800002 / 0-21-11800002) +30-21-11800003 / 0030-21-11800003 (021-11800003 / 0-21-11800003) +30-21-11800004 / 0030-21-11800004 (021-11800004 / 0-21-11800004) ...+30-21-xxxxxxxx / 0030-21-xxxxxxxx (021-xxxxxxxx / 0-21-xxxxxxxx) ...+30-21-11809995 / 0030-21-11809995 (021-11809995 / 0-21-11809995) +30-21-11809996 / 0030-21-11809996 (021-11809996 / 0-21-11809996) +30-21-11809997 / 0030-21-11809997 (021-11809997 / 0-21-11809997) +30-21-11809998 / 0030-21-11809998 (021-11809998 / 0-21-11809998) +30-21-11809999 / 0030-21-11809999 (021-11809999 / 0-21-11809999)