Area Code +31-70-(2030000...2039999) located in Den Haag, Zuid-Holland (ZH), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 70 Subscriber Number From : 2030000 Subscriber Number To : 2039999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Orange Business Netherlands B.V. Click here to buy Netherlands Area Code Database Other Information Language Code : nl (Dutch) Country Number : 528 (Netherlands) Country Code : NL (Netherlands) Region Code : ZH Region Name : Zuid-Holland City : Den Haag Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 52.0800 Longitude : 4.3100 ‹ previous : +31-70-(2008000...2008999) next › : +31-70-(2040000...2040999) Dialling Instructions For trunk calls: 0 70 2030000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 70 2030000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2030000 ~ 2039999 (Count: 10,000) Example: +31-70-2030000 / 0031-70-2030000 (070-2030000 / 0-70-2030000) +31-70-2030001 / 0031-70-2030001 (070-2030001 / 0-70-2030001) +31-70-2030002 / 0031-70-2030002 (070-2030002 / 0-70-2030002) +31-70-2030003 / 0031-70-2030003 (070-2030003 / 0-70-2030003) +31-70-2030004 / 0031-70-2030004 (070-2030004 / 0-70-2030004) ...+31-70-xxxxxxx / 0031-70-xxxxxxx (070-xxxxxxx / 0-70-xxxxxxx) ...+31-70-2039995 / 0031-70-2039995 (070-2039995 / 0-70-2039995) +31-70-2039996 / 0031-70-2039996 (070-2039996 / 0-70-2039996) +31-70-2039997 / 0031-70-2039997 (070-2039997 / 0-70-2039997) +31-70-2039998 / 0031-70-2039998 (070-2039998 / 0-70-2039998) +31-70-2039999 / 0031-70-2039999 (070-2039999 / 0-70-2039999)