Area Code +31-85-(0020000...0029999) located in VoIP - Basic Rate, more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 85 Subscriber Number From : 0020000 Subscriber Number To : 0029999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : V (VoIP, Location Independent fixed land line) Carrier Name : Ziggo Zakelijk Services B.V. Click here to buy Netherlands Area Code Database Other Information Language Code : nl (Dutch) Country Number : 528 (Netherlands) Country Code : NL (Netherlands) City : VoIP - Basic Rate Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 52.3700 Longitude : 4.9000 ‹ previous : +31-85-(0010000...0019999) next › : +31-85-(0030000...0039999) Dialling Instructions For trunk calls: 0 85 0020000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 85 0020000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 0020000 ~ 0029999 (Count: 10,000) Example: +31-85-0020000 / 0031-85-0020000 (085-0020000 / 0-85-0020000) +31-85-0020001 / 0031-85-0020001 (085-0020001 / 0-85-0020001) +31-85-0020002 / 0031-85-0020002 (085-0020002 / 0-85-0020002) +31-85-0020003 / 0031-85-0020003 (085-0020003 / 0-85-0020003) +31-85-0020004 / 0031-85-0020004 (085-0020004 / 0-85-0020004) ...+31-85-xxxxxxx / 0031-85-xxxxxxx (085-xxxxxxx / 0-85-xxxxxxx) ...+31-85-0029995 / 0031-85-0029995 (085-0029995 / 0-85-0029995) +31-85-0029996 / 0031-85-0029996 (085-0029996 / 0-85-0029996) +31-85-0029997 / 0031-85-0029997 (085-0029997 / 0-85-0029997) +31-85-0029998 / 0031-85-0029998 (085-0029998 / 0-85-0029998) +31-85-0029999 / 0031-85-0029999 (085-0029999 / 0-85-0029999)