Area Code +31-348-(400000...409999) located in Woerden, Utrecht (UT), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 348 Subscriber Number From : 400000 Subscriber Number To : 409999 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 : UT Region Name : Utrecht City : Woerden Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 52.0900 Longitude : 4.8800 ‹ previous : +31-348-(340000...349999) next › : +31-348-(410000...419999) Dialling Instructions For trunk calls: 0 348 400000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 348 400000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 400000 ~ 409999 (Count: 10,000) Example: +31-348-400000 / 0031-348-400000 (0348-400000 / 0-348-400000) +31-348-400001 / 0031-348-400001 (0348-400001 / 0-348-400001) +31-348-400002 / 0031-348-400002 (0348-400002 / 0-348-400002) +31-348-400003 / 0031-348-400003 (0348-400003 / 0-348-400003) +31-348-400004 / 0031-348-400004 (0348-400004 / 0-348-400004) ...+31-348-xxxxxx / 0031-348-xxxxxx (0348-xxxxxx / 0-348-xxxxxx) ...+31-348-409995 / 0031-348-409995 (0348-409995 / 0-348-409995) +31-348-409996 / 0031-348-409996 (0348-409996 / 0-348-409996) +31-348-409997 / 0031-348-409997 (0348-409997 / 0-348-409997) +31-348-409998 / 0031-348-409998 (0348-409998 / 0-348-409998) +31-348-409999 / 0031-348-409999 (0348-409999 / 0-348-409999)