Area Code +31-70-(4010000...4019999) 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 : 4010000 Subscriber Number To : 4019999 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 : Radik 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-(4000000...4009999) next › : +31-70-(4020000...4029999) Dialling Instructions For trunk calls: 0 70 4010000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 70 4010000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4010000 ~ 4019999 (Count: 10,000) Example: +31-70-4010000 / 0031-70-4010000 (070-4010000 / 0-70-4010000) +31-70-4010001 / 0031-70-4010001 (070-4010001 / 0-70-4010001) +31-70-4010002 / 0031-70-4010002 (070-4010002 / 0-70-4010002) +31-70-4010003 / 0031-70-4010003 (070-4010003 / 0-70-4010003) +31-70-4010004 / 0031-70-4010004 (070-4010004 / 0-70-4010004) ...+31-70-xxxxxxx / 0031-70-xxxxxxx (070-xxxxxxx / 0-70-xxxxxxx) ...+31-70-4019995 / 0031-70-4019995 (070-4019995 / 0-70-4019995) +31-70-4019996 / 0031-70-4019996 (070-4019996 / 0-70-4019996) +31-70-4019997 / 0031-70-4019997 (070-4019997 / 0-70-4019997) +31-70-4019998 / 0031-70-4019998 (070-4019998 / 0-70-4019998) +31-70-4019999 / 0031-70-4019999 (070-4019999 / 0-70-4019999)