Area Code +49-2303-(301000...301999) located in Unna, Nordrhein-Westfalen (NW), more detail is as below. Place International Dialing Code : 49 International Prefix : 00 National Prefix : 0 National Destination Code : 2303 Subscriber Number From : 301000 Subscriber Number To : 301999 National Destination Code Length : 4 Uses National Destination Code : Yes National Significant Number Length : 11 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : HeLi NET Telekommunikations GmbH& Co.KG Click here to buy Germany Area Code Database Other Information Language Code : de (German) Country Number : 276 (Germany) Country Code : DE (Germany) Region Code : NW Region Name : Nordrhein-Westfalen City : Unna Timezone : Europe/Berlin Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 6 Latitude : 51.5300 Longitude : 7.7000 ‹ previous : +49-2303-(300000...300999) next › : +49-2303-(302000...302999) Dialling Instructions For trunk calls: 0 2303 301000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 49 2303 301000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 301000 ~ 301999 (Count: 1,000) Example: +49-2303-301000 / 0049-2303-301000 (02303-301000 / 0-2303-301000) +49-2303-301001 / 0049-2303-301001 (02303-301001 / 0-2303-301001) +49-2303-301002 / 0049-2303-301002 (02303-301002 / 0-2303-301002) +49-2303-301003 / 0049-2303-301003 (02303-301003 / 0-2303-301003) +49-2303-301004 / 0049-2303-301004 (02303-301004 / 0-2303-301004) ...+49-2303-xxxxxx / 0049-2303-xxxxxx (02303-xxxxxx / 0-2303-xxxxxx) ...+49-2303-301995 / 0049-2303-301995 (02303-301995 / 0-2303-301995) +49-2303-301996 / 0049-2303-301996 (02303-301996 / 0-2303-301996) +49-2303-301997 / 0049-2303-301997 (02303-301997 / 0-2303-301997) +49-2303-301998 / 0049-2303-301998 (02303-301998 / 0-2303-301998) +49-2303-301999 / 0049-2303-301999 (02303-301999 / 0-2303-301999)