Area Code +31-523-(704000...704999) 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 : 704000 Subscriber Number To : 704999 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 : MTel 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-(702000...702999) next › : +31-523-(710000...710999) Dialling Instructions For trunk calls: 0 523 704000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 523 704000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 704000 ~ 704999 (Count: 1,000) Example: +31-523-704000 / 0031-523-704000 (0523-704000 / 0-523-704000) +31-523-704001 / 0031-523-704001 (0523-704001 / 0-523-704001) +31-523-704002 / 0031-523-704002 (0523-704002 / 0-523-704002) +31-523-704003 / 0031-523-704003 (0523-704003 / 0-523-704003) +31-523-704004 / 0031-523-704004 (0523-704004 / 0-523-704004) ...+31-523-xxxxxx / 0031-523-xxxxxx (0523-xxxxxx / 0-523-xxxxxx) ...+31-523-704995 / 0031-523-704995 (0523-704995 / 0-523-704995) +31-523-704996 / 0031-523-704996 (0523-704996 / 0-523-704996) +31-523-704997 / 0031-523-704997 (0523-704997 / 0-523-704997) +31-523-704998 / 0031-523-704998 (0523-704998 / 0-523-704998) +31-523-704999 / 0031-523-704999 (0523-704999 / 0-523-704999)