Area Code +31-88-(0019900...0019999) located in Company Numbers, more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 88 Subscriber Number From : 0019900 Subscriber Number To : 0019999 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 : CITC Groep Holding 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 : Company Numbers 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 : +31-88-(0019800...0019899) next › : +31-88-(0020000...0020099) Dialling Instructions For trunk calls: 0 88 0019900 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 88 0019900 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 0019900 ~ 0019999 (Count: 100) Example: +31-88-0019900 / 0031-88-0019900 (088-0019900 / 0-88-0019900) +31-88-0019901 / 0031-88-0019901 (088-0019901 / 0-88-0019901) +31-88-0019902 / 0031-88-0019902 (088-0019902 / 0-88-0019902) +31-88-0019903 / 0031-88-0019903 (088-0019903 / 0-88-0019903) +31-88-0019904 / 0031-88-0019904 (088-0019904 / 0-88-0019904) ...+31-88-xxxxxxx / 0031-88-xxxxxxx (088-xxxxxxx / 0-88-xxxxxxx) ...+31-88-0019995 / 0031-88-0019995 (088-0019995 / 0-88-0019995) +31-88-0019996 / 0031-88-0019996 (088-0019996 / 0-88-0019996) +31-88-0019997 / 0031-88-0019997 (088-0019997 / 0-88-0019997) +31-88-0019998 / 0031-88-0019998 (088-0019998 / 0-88-0019998) +31-88-0019999 / 0031-88-0019999 (088-0019999 / 0-88-0019999)