Area Code +31-597-(470000...479999) located in Winschoten, Groningen (GR), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 597 Subscriber Number From : 470000 Subscriber Number To : 479999 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 : GR Region Name : Groningen City : Winschoten Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 53.1400 Longitude : 7.0400 ‹ previous : +31-597-(460000...469999) next › : +31-597-(480000...489999) Dialling Instructions For trunk calls: 0 597 470000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 597 470000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 470000 ~ 479999 (Count: 10,000) Example: +31-597-470000 / 0031-597-470000 (0597-470000 / 0-597-470000) +31-597-470001 / 0031-597-470001 (0597-470001 / 0-597-470001) +31-597-470002 / 0031-597-470002 (0597-470002 / 0-597-470002) +31-597-470003 / 0031-597-470003 (0597-470003 / 0-597-470003) +31-597-470004 / 0031-597-470004 (0597-470004 / 0-597-470004) ...+31-597-xxxxxx / 0031-597-xxxxxx (0597-xxxxxx / 0-597-xxxxxx) ...+31-597-479995 / 0031-597-479995 (0597-479995 / 0-597-479995) +31-597-479996 / 0031-597-479996 (0597-479996 / 0-597-479996) +31-597-479997 / 0031-597-479997 (0597-479997 / 0-597-479997) +31-597-479998 / 0031-597-479998 (0597-479998 / 0-597-479998) +31-597-479999 / 0031-597-479999 (0597-479999 / 0-597-479999)