Area Code +31-523-(723000...723999) 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 : 723000 Subscriber Number To : 723999 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 : Solcon Internetdiensten 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-(722000...722999) next › : +31-523-(724000...724999) Dialling Instructions For trunk calls: 0 523 723000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 523 723000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 723000 ~ 723999 (Count: 1,000) Example: +31-523-723000 / 0031-523-723000 (0523-723000 / 0-523-723000) +31-523-723001 / 0031-523-723001 (0523-723001 / 0-523-723001) +31-523-723002 / 0031-523-723002 (0523-723002 / 0-523-723002) +31-523-723003 / 0031-523-723003 (0523-723003 / 0-523-723003) +31-523-723004 / 0031-523-723004 (0523-723004 / 0-523-723004) ...+31-523-xxxxxx / 0031-523-xxxxxx (0523-xxxxxx / 0-523-xxxxxx) ...+31-523-723995 / 0031-523-723995 (0523-723995 / 0-523-723995) +31-523-723996 / 0031-523-723996 (0523-723996 / 0-523-723996) +31-523-723997 / 0031-523-723997 (0523-723997 / 0-523-723997) +31-523-723998 / 0031-523-723998 (0523-723998 / 0-523-723998) +31-523-723999 / 0031-523-723999 (0523-723999 / 0-523-723999)