Area Code +31-523-(270000...279999) 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 : 270000 Subscriber Number To : 279999 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 : KPN 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-(260000...269999) next › : +31-523-(280000...289999) Dialling Instructions For trunk calls: 0 523 270000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 523 270000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 270000 ~ 279999 (Count: 10,000) Example: +31-523-270000 / 0031-523-270000 (0523-270000 / 0-523-270000) +31-523-270001 / 0031-523-270001 (0523-270001 / 0-523-270001) +31-523-270002 / 0031-523-270002 (0523-270002 / 0-523-270002) +31-523-270003 / 0031-523-270003 (0523-270003 / 0-523-270003) +31-523-270004 / 0031-523-270004 (0523-270004 / 0-523-270004) ...+31-523-xxxxxx / 0031-523-xxxxxx (0523-xxxxxx / 0-523-xxxxxx) ...+31-523-279995 / 0031-523-279995 (0523-279995 / 0-523-279995) +31-523-279996 / 0031-523-279996 (0523-279996 / 0-523-279996) +31-523-279997 / 0031-523-279997 (0523-279997 / 0-523-279997) +31-523-279998 / 0031-523-279998 (0523-279998 / 0-523-279998) +31-523-279999 / 0031-523-279999 (0523-279999 / 0-523-279999)