Area Code +31-523-(781000...781999) located in Hardenberg, Overijssel (OV), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 523 Subscriber Number From : 781000 Subscriber Number To : 781999 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 : VoipZeker 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 : OV Region Name : Overijssel City : Hardenberg Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 52.5800 Longitude : 6.6200 ‹ previous : +31-523-(780000...780999) next › : +31-523-(782000...782999) Dialling Instructions For trunk calls: 0 523 781000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 523 781000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 781000 ~ 781999 (Count: 1,000) Example: +31-523-781000 / 0031-523-781000 (0523-781000 / 0-523-781000) +31-523-781001 / 0031-523-781001 (0523-781001 / 0-523-781001) +31-523-781002 / 0031-523-781002 (0523-781002 / 0-523-781002) +31-523-781003 / 0031-523-781003 (0523-781003 / 0-523-781003) +31-523-781004 / 0031-523-781004 (0523-781004 / 0-523-781004) ...+31-523-xxxxxx / 0031-523-xxxxxx (0523-xxxxxx / 0-523-xxxxxx) ...+31-523-781995 / 0031-523-781995 (0523-781995 / 0-523-781995) +31-523-781996 / 0031-523-781996 (0523-781996 / 0-523-781996) +31-523-781997 / 0031-523-781997 (0523-781997 / 0-523-781997) +31-523-781998 / 0031-523-781998 (0523-781998 / 0-523-781998) +31-523-781999 / 0031-523-781999 (0523-781999 / 0-523-781999)