Area Code +31-43-(3100000...3109999) 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 : 3100000 Subscriber Number To : 3109999 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-(3090000...3090999) next › : +31-43-(3110000...3119999) Dialling Instructions For trunk calls: 0 43 3100000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 43 3100000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3100000 ~ 3109999 (Count: 10,000) Example: +31-43-3100000 / 0031-43-3100000 (043-3100000 / 0-43-3100000) +31-43-3100001 / 0031-43-3100001 (043-3100001 / 0-43-3100001) +31-43-3100002 / 0031-43-3100002 (043-3100002 / 0-43-3100002) +31-43-3100003 / 0031-43-3100003 (043-3100003 / 0-43-3100003) +31-43-3100004 / 0031-43-3100004 (043-3100004 / 0-43-3100004) ...+31-43-xxxxxxx / 0031-43-xxxxxxx (043-xxxxxxx / 0-43-xxxxxxx) ...+31-43-3109995 / 0031-43-3109995 (043-3109995 / 0-43-3109995) +31-43-3109996 / 0031-43-3109996 (043-3109996 / 0-43-3109996) +31-43-3109997 / 0031-43-3109997 (043-3109997 / 0-43-3109997) +31-43-3109998 / 0031-43-3109998 (043-3109998 / 0-43-3109998) +31-43-3109999 / 0031-43-3109999 (043-3109999 / 0-43-3109999)