Area Code +31-30-(2371000...2371999) 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 : 2371000 Subscriber Number To : 2371999 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 : Voiped C.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 : 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-(2370000...2370999) next › : +31-30-(2372000...2372999) Dialling Instructions For trunk calls: 0 30 2371000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 30 2371000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2371000 ~ 2371999 (Count: 1,000) Example: +31-30-2371000 / 0031-30-2371000 (030-2371000 / 0-30-2371000) +31-30-2371001 / 0031-30-2371001 (030-2371001 / 0-30-2371001) +31-30-2371002 / 0031-30-2371002 (030-2371002 / 0-30-2371002) +31-30-2371003 / 0031-30-2371003 (030-2371003 / 0-30-2371003) +31-30-2371004 / 0031-30-2371004 (030-2371004 / 0-30-2371004) ...+31-30-xxxxxxx / 0031-30-xxxxxxx (030-xxxxxxx / 0-30-xxxxxxx) ...+31-30-2371995 / 0031-30-2371995 (030-2371995 / 0-30-2371995) +31-30-2371996 / 0031-30-2371996 (030-2371996 / 0-30-2371996) +31-30-2371997 / 0031-30-2371997 (030-2371997 / 0-30-2371997) +31-30-2371998 / 0031-30-2371998 (030-2371998 / 0-30-2371998) +31-30-2371999 / 0031-30-2371999 (030-2371999 / 0-30-2371999)