Area Code +31-561-(490000...499999) located in Wolvega, Fryslân (FR), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 561 Subscriber Number From : 490000 Subscriber Number To : 499999 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 : FR Region Name : Fryslân City : Wolvega Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 52.8800 Longitude : 6.0100 ‹ previous : +31-561-(480000...489999) next › : +31-561-(560000...569999) Dialling Instructions For trunk calls: 0 561 490000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 561 490000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 490000 ~ 499999 (Count: 10,000) Example: +31-561-490000 / 0031-561-490000 (0561-490000 / 0-561-490000) +31-561-490001 / 0031-561-490001 (0561-490001 / 0-561-490001) +31-561-490002 / 0031-561-490002 (0561-490002 / 0-561-490002) +31-561-490003 / 0031-561-490003 (0561-490003 / 0-561-490003) +31-561-490004 / 0031-561-490004 (0561-490004 / 0-561-490004) ...+31-561-xxxxxx / 0031-561-xxxxxx (0561-xxxxxx / 0-561-xxxxxx) ...+31-561-499995 / 0031-561-499995 (0561-499995 / 0-561-499995) +31-561-499996 / 0031-561-499996 (0561-499996 / 0-561-499996) +31-561-499997 / 0031-561-499997 (0561-499997 / 0-561-499997) +31-561-499998 / 0031-561-499998 (0561-499998 / 0-561-499998) +31-561-499999 / 0031-561-499999 (0561-499999 / 0-561-499999)