Area Code +31-30-(4300000...4300999) located in Utrecht, Utrecht (UT), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 30 Subscriber Number From : 4300000 Subscriber Number To : 4300999 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 : Orkutel 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 : Utrecht Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 52.0900 Longitude : 5.1200 ‹ previous : +31-30-(4200000...4200999) next › : +31-30-(5000000...5000999) Dialling Instructions For trunk calls: 0 30 4300000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 30 4300000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4300000 ~ 4300999 (Count: 1,000) Example: +31-30-4300000 / 0031-30-4300000 (030-4300000 / 0-30-4300000) +31-30-4300001 / 0031-30-4300001 (030-4300001 / 0-30-4300001) +31-30-4300002 / 0031-30-4300002 (030-4300002 / 0-30-4300002) +31-30-4300003 / 0031-30-4300003 (030-4300003 / 0-30-4300003) +31-30-4300004 / 0031-30-4300004 (030-4300004 / 0-30-4300004) ...+31-30-xxxxxxx / 0031-30-xxxxxxx (030-xxxxxxx / 0-30-xxxxxxx) ...+31-30-4300995 / 0031-30-4300995 (030-4300995 / 0-30-4300995) +31-30-4300996 / 0031-30-4300996 (030-4300996 / 0-30-4300996) +31-30-4300997 / 0031-30-4300997 (030-4300997 / 0-30-4300997) +31-30-4300998 / 0031-30-4300998 (030-4300998 / 0-30-4300998) +31-30-4300999 / 0031-30-4300999 (030-4300999 / 0-30-4300999)