Area Code +49-40-(18023000...18023999) located in Hamburg, Hamburg (HH), more detail is as below. Place International Dialing Code : 49 International Prefix : 00 National Prefix : 0 National Destination Code : 40 Subscriber Number From : 18023000 Subscriber Number To : 18023999 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 : BT Germany GmbH & Co. OHG Click here to buy Germany Area Code Database Other Information Language Code : de (German) Country Number : 276 (Germany) Country Code : DE (Germany) Region Code : HH Region Name : Hamburg City : Hamburg Timezone : Europe/Berlin Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 5 Latitude : 53.5500 Longitude : 10.0300 ‹ previous : +49-40-(18022000...18022999) next › : +49-40-(18024000...18024999) Dialling Instructions For trunk calls: 0 40 18023000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 49 40 18023000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 18023000 ~ 18023999 (Count: 1,000) Example: +49-40-18023000 / 0049-40-18023000 (040-18023000 / 0-40-18023000) +49-40-18023001 / 0049-40-18023001 (040-18023001 / 0-40-18023001) +49-40-18023002 / 0049-40-18023002 (040-18023002 / 0-40-18023002) +49-40-18023003 / 0049-40-18023003 (040-18023003 / 0-40-18023003) +49-40-18023004 / 0049-40-18023004 (040-18023004 / 0-40-18023004) ...+49-40-xxxxxxxx / 0049-40-xxxxxxxx (040-xxxxxxxx / 0-40-xxxxxxxx) ...+49-40-18023995 / 0049-40-18023995 (040-18023995 / 0-40-18023995) +49-40-18023996 / 0049-40-18023996 (040-18023996 / 0-40-18023996) +49-40-18023997 / 0049-40-18023997 (040-18023997 / 0-40-18023997) +49-40-18023998 / 0049-40-18023998 (040-18023998 / 0-40-18023998) +49-40-18023999 / 0049-40-18023999 (040-18023999 / 0-40-18023999)