Area Code +31-43-(4570000...4579999) located in Maastricht, Limburg (LI), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 43 Subscriber Number From : 4570000 Subscriber Number To : 4579999 National Destination Code Length : 2 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 : LI Region Name : Limburg City : Maastricht Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 50.8500 Longitude : 5.6900 ‹ previous : +31-43-(4550000...4559999) next › : +31-43-(4580000...4589999) Dialling Instructions For trunk calls: 0 43 4570000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 43 4570000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4570000 ~ 4579999 (Count: 10,000) Example: +31-43-4570000 / 0031-43-4570000 (043-4570000 / 0-43-4570000) +31-43-4570001 / 0031-43-4570001 (043-4570001 / 0-43-4570001) +31-43-4570002 / 0031-43-4570002 (043-4570002 / 0-43-4570002) +31-43-4570003 / 0031-43-4570003 (043-4570003 / 0-43-4570003) +31-43-4570004 / 0031-43-4570004 (043-4570004 / 0-43-4570004) ...+31-43-xxxxxxx / 0031-43-xxxxxxx (043-xxxxxxx / 0-43-xxxxxxx) ...+31-43-4579995 / 0031-43-4579995 (043-4579995 / 0-43-4579995) +31-43-4579996 / 0031-43-4579996 (043-4579996 / 0-43-4579996) +31-43-4579997 / 0031-43-4579997 (043-4579997 / 0-43-4579997) +31-43-4579998 / 0031-43-4579998 (043-4579998 / 0-43-4579998) +31-43-4579999 / 0031-43-4579999 (043-4579999 / 0-43-4579999)