Area Code +31-523-(799000...799999) 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 : 799000 Subscriber Number To : 799999 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 : Colt Technology 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) 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-(798000...798999) next › : +31-523-(820000...820999) Dialling Instructions For trunk calls: 0 523 799000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 523 799000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 799000 ~ 799999 (Count: 1,000) Example: +31-523-799000 / 0031-523-799000 (0523-799000 / 0-523-799000) +31-523-799001 / 0031-523-799001 (0523-799001 / 0-523-799001) +31-523-799002 / 0031-523-799002 (0523-799002 / 0-523-799002) +31-523-799003 / 0031-523-799003 (0523-799003 / 0-523-799003) +31-523-799004 / 0031-523-799004 (0523-799004 / 0-523-799004) ...+31-523-xxxxxx / 0031-523-xxxxxx (0523-xxxxxx / 0-523-xxxxxx) ...+31-523-799995 / 0031-523-799995 (0523-799995 / 0-523-799995) +31-523-799996 / 0031-523-799996 (0523-799996 / 0-523-799996) +31-523-799997 / 0031-523-799997 (0523-799997 / 0-523-799997) +31-523-799998 / 0031-523-799998 (0523-799998 / 0-523-799998) +31-523-799999 / 0031-523-799999 (0523-799999 / 0-523-799999)