Area Code +31-223-(708000...708999) located in Den Helder, Noord-Holland (NH), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 223 Subscriber Number From : 708000 Subscriber Number To : 708999 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 : Redworks 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 : NH Region Name : Noord-Holland City : Den Helder Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 52.9600 Longitude : 4.7600 ‹ previous : +31-223-(707000...707999) next › : +31-223-(711000...711999) Dialling Instructions For trunk calls: 0 223 708000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 223 708000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 708000 ~ 708999 (Count: 1,000) Example: +31-223-708000 / 0031-223-708000 (0223-708000 / 0-223-708000) +31-223-708001 / 0031-223-708001 (0223-708001 / 0-223-708001) +31-223-708002 / 0031-223-708002 (0223-708002 / 0-223-708002) +31-223-708003 / 0031-223-708003 (0223-708003 / 0-223-708003) +31-223-708004 / 0031-223-708004 (0223-708004 / 0-223-708004) ...+31-223-xxxxxx / 0031-223-xxxxxx (0223-xxxxxx / 0-223-xxxxxx) ...+31-223-708995 / 0031-223-708995 (0223-708995 / 0-223-708995) +31-223-708996 / 0031-223-708996 (0223-708996 / 0-223-708996) +31-223-708997 / 0031-223-708997 (0223-708997 / 0-223-708997) +31-223-708998 / 0031-223-708998 (0223-708998 / 0-223-708998) +31-223-708999 / 0031-223-708999 (0223-708999 / 0-223-708999)