Area Code +31-561-(450000...459999) 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 : 450000 Subscriber Number To : 459999 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-(440000...449999) next › : +31-561-(470000...479999) Dialling Instructions For trunk calls: 0 561 450000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 561 450000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 450000 ~ 459999 (Count: 10,000) Example: +31-561-450000 / 0031-561-450000 (0561-450000 / 0-561-450000) +31-561-450001 / 0031-561-450001 (0561-450001 / 0-561-450001) +31-561-450002 / 0031-561-450002 (0561-450002 / 0-561-450002) +31-561-450003 / 0031-561-450003 (0561-450003 / 0-561-450003) +31-561-450004 / 0031-561-450004 (0561-450004 / 0-561-450004) ...+31-561-xxxxxx / 0031-561-xxxxxx (0561-xxxxxx / 0-561-xxxxxx) ...+31-561-459995 / 0031-561-459995 (0561-459995 / 0-561-459995) +31-561-459996 / 0031-561-459996 (0561-459996 / 0-561-459996) +31-561-459997 / 0031-561-459997 (0561-459997 / 0-561-459997) +31-561-459998 / 0031-561-459998 (0561-459998 / 0-561-459998) +31-561-459999 / 0031-561-459999 (0561-459999 / 0-561-459999)