Area Code +31-87-(0004000...0004999) located in VoIP - Premium Rate, more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 87 Subscriber Number From : 0004000 Subscriber Number To : 0004999 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 : GnTel 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 - Premium 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 : +31-87-(0003000...0003999) next › : +31-87-(0005000...0005999) Dialling Instructions For trunk calls: 0 87 0004000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 87 0004000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 0004000 ~ 0004999 (Count: 1,000) Example: +31-87-0004000 / 0031-87-0004000 (087-0004000 / 0-87-0004000) +31-87-0004001 / 0031-87-0004001 (087-0004001 / 0-87-0004001) +31-87-0004002 / 0031-87-0004002 (087-0004002 / 0-87-0004002) +31-87-0004003 / 0031-87-0004003 (087-0004003 / 0-87-0004003) +31-87-0004004 / 0031-87-0004004 (087-0004004 / 0-87-0004004) ...+31-87-xxxxxxx / 0031-87-xxxxxxx (087-xxxxxxx / 0-87-xxxxxxx) ...+31-87-0004995 / 0031-87-0004995 (087-0004995 / 0-87-0004995) +31-87-0004996 / 0031-87-0004996 (087-0004996 / 0-87-0004996) +31-87-0004997 / 0031-87-0004997 (087-0004997 / 0-87-0004997) +31-87-0004998 / 0031-87-0004998 (087-0004998 / 0-87-0004998) +31-87-0004999 / 0031-87-0004999 (087-0004999 / 0-87-0004999)