Area Code +49-2303-(303000...303999) 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 : 303000 Subscriber Number To : 303999 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-(302000...302999) next › : +49-2303-(304000...304999) Dialling Instructions For trunk calls: 0 2303 303000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 49 2303 303000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 303000 ~ 303999 (Count: 1,000) Example: +49-2303-303000 / 0049-2303-303000 (02303-303000 / 0-2303-303000) +49-2303-303001 / 0049-2303-303001 (02303-303001 / 0-2303-303001) +49-2303-303002 / 0049-2303-303002 (02303-303002 / 0-2303-303002) +49-2303-303003 / 0049-2303-303003 (02303-303003 / 0-2303-303003) +49-2303-303004 / 0049-2303-303004 (02303-303004 / 0-2303-303004) ...+49-2303-xxxxxx / 0049-2303-xxxxxx (02303-xxxxxx / 0-2303-xxxxxx) ...+49-2303-303995 / 0049-2303-303995 (02303-303995 / 0-2303-303995) +49-2303-303996 / 0049-2303-303996 (02303-303996 / 0-2303-303996) +49-2303-303997 / 0049-2303-303997 (02303-303997 / 0-2303-303997) +49-2303-303998 / 0049-2303-303998 (02303-303998 / 0-2303-303998) +49-2303-303999 / 0049-2303-303999 (02303-303999 / 0-2303-303999)