Area Code +49-2303-(903000...903999) 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 : 903000 Subscriber Number To : 903999 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 : DOKOM Gesellschaft für Telekommunikation mbH 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-(902000...902999) next › : +49-2303-(915000...915999) Dialling Instructions For trunk calls: 0 2303 903000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 49 2303 903000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 903000 ~ 903999 (Count: 1,000) Example: +49-2303-903000 / 0049-2303-903000 (02303-903000 / 0-2303-903000) +49-2303-903001 / 0049-2303-903001 (02303-903001 / 0-2303-903001) +49-2303-903002 / 0049-2303-903002 (02303-903002 / 0-2303-903002) +49-2303-903003 / 0049-2303-903003 (02303-903003 / 0-2303-903003) +49-2303-903004 / 0049-2303-903004 (02303-903004 / 0-2303-903004) ...+49-2303-xxxxxx / 0049-2303-xxxxxx (02303-xxxxxx / 0-2303-xxxxxx) ...+49-2303-903995 / 0049-2303-903995 (02303-903995 / 0-2303-903995) +49-2303-903996 / 0049-2303-903996 (02303-903996 / 0-2303-903996) +49-2303-903997 / 0049-2303-903997 (02303-903997 / 0-2303-903997) +49-2303-903998 / 0049-2303-903998 (02303-903998 / 0-2303-903998) +49-2303-903999 / 0049-2303-903999 (02303-903999 / 0-2303-903999)