Area Code +31-172-(789000...789999) 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 : 789000 Subscriber Number To : 789999 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 : Easynet 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-(788000...788999) next › : +31-172-(790000...790999) Dialling Instructions For trunk calls: 0 172 789000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 172 789000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 789000 ~ 789999 (Count: 1,000) Example: +31-172-789000 / 0031-172-789000 (0172-789000 / 0-172-789000) +31-172-789001 / 0031-172-789001 (0172-789001 / 0-172-789001) +31-172-789002 / 0031-172-789002 (0172-789002 / 0-172-789002) +31-172-789003 / 0031-172-789003 (0172-789003 / 0-172-789003) +31-172-789004 / 0031-172-789004 (0172-789004 / 0-172-789004) ...+31-172-xxxxxx / 0031-172-xxxxxx (0172-xxxxxx / 0-172-xxxxxx) ...+31-172-789995 / 0031-172-789995 (0172-789995 / 0-172-789995) +31-172-789996 / 0031-172-789996 (0172-789996 / 0-172-789996) +31-172-789997 / 0031-172-789997 (0172-789997 / 0-172-789997) +31-172-789998 / 0031-172-789998 (0172-789998 / 0-172-789998) +31-172-789999 / 0031-172-789999 (0172-789999 / 0-172-789999)