Area Code +31-172-(333000...333999) located in Alphen aan den Rijn, Zuid-Holland (ZH), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 172 Subscriber Number From : 333000 Subscriber Number To : 333999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : OneXS Nederland 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 : Alphen aan den Rijn Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 52.1300 Longitude : 4.6600 ‹ previous : +31-172-(249000...249999) next › : +31-172-(400000...400999) Dialling Instructions For trunk calls: 0 172 333000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 172 333000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 333000 ~ 333999 (Count: 1,000) Example: +31-172-333000 / 0031-172-333000 (0172-333000 / 0-172-333000) +31-172-333001 / 0031-172-333001 (0172-333001 / 0-172-333001) +31-172-333002 / 0031-172-333002 (0172-333002 / 0-172-333002) +31-172-333003 / 0031-172-333003 (0172-333003 / 0-172-333003) +31-172-333004 / 0031-172-333004 (0172-333004 / 0-172-333004) ...+31-172-xxxxxx / 0031-172-xxxxxx (0172-xxxxxx / 0-172-xxxxxx) ...+31-172-333995 / 0031-172-333995 (0172-333995 / 0-172-333995) +31-172-333996 / 0031-172-333996 (0172-333996 / 0-172-333996) +31-172-333997 / 0031-172-333997 (0172-333997 / 0-172-333997) +31-172-333998 / 0031-172-333998 (0172-333998 / 0-172-333998) +31-172-333999 / 0031-172-333999 (0172-333999 / 0-172-333999)