Area Code +31-475-(437000...437999) located in Roermond, Limburg (LI), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 475 Subscriber Number From : 437000 Subscriber Number To : 437999 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 : LI Region Name : Limburg City : Roermond Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 51.1900 Longitude : 5.9900 ‹ previous : +31-475-(436000...436999) next › : +31-475-(438000...438999) Dialling Instructions For trunk calls: 0 475 437000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 475 437000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 437000 ~ 437999 (Count: 1,000) Example: +31-475-437000 / 0031-475-437000 (0475-437000 / 0-475-437000) +31-475-437001 / 0031-475-437001 (0475-437001 / 0-475-437001) +31-475-437002 / 0031-475-437002 (0475-437002 / 0-475-437002) +31-475-437003 / 0031-475-437003 (0475-437003 / 0-475-437003) +31-475-437004 / 0031-475-437004 (0475-437004 / 0-475-437004) ...+31-475-xxxxxx / 0031-475-xxxxxx (0475-xxxxxx / 0-475-xxxxxx) ...+31-475-437995 / 0031-475-437995 (0475-437995 / 0-475-437995) +31-475-437996 / 0031-475-437996 (0475-437996 / 0-475-437996) +31-475-437997 / 0031-475-437997 (0475-437997 / 0-475-437997) +31-475-437998 / 0031-475-437998 (0475-437998 / 0-475-437998) +31-475-437999 / 0031-475-437999 (0475-437999 / 0-475-437999)