Area Code +49-203-(5524000...5524999) located in Duisburg, Nordrhein-Westfalen (NW), more detail is as below. Place International Dialing Code : 49 International Prefix : 00 National Prefix : 0 National Destination Code : 203 Subscriber Number From : 5524000 Subscriber Number To : 5524999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 11 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Unitymedia NRW GmbH 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 : Duisburg Timezone : Europe/Berlin Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 6 Latitude : 51.4300 Longitude : 6.7600 ‹ previous : +49-203-(5495000...5495999) next › : +49-203-(5540000...5540999) Dialling Instructions For trunk calls: 0 203 5524000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 49 203 5524000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5524000 ~ 5524999 (Count: 1,000) Example: +49-203-5524000 / 0049-203-5524000 (0203-5524000 / 0-203-5524000) +49-203-5524001 / 0049-203-5524001 (0203-5524001 / 0-203-5524001) +49-203-5524002 / 0049-203-5524002 (0203-5524002 / 0-203-5524002) +49-203-5524003 / 0049-203-5524003 (0203-5524003 / 0-203-5524003) +49-203-5524004 / 0049-203-5524004 (0203-5524004 / 0-203-5524004) ...+49-203-xxxxxxx / 0049-203-xxxxxxx (0203-xxxxxxx / 0-203-xxxxxxx) ...+49-203-5524995 / 0049-203-5524995 (0203-5524995 / 0-203-5524995) +49-203-5524996 / 0049-203-5524996 (0203-5524996 / 0-203-5524996) +49-203-5524997 / 0049-203-5524997 (0203-5524997 / 0-203-5524997) +49-203-5524998 / 0049-203-5524998 (0203-5524998 / 0-203-5524998) +49-203-5524999 / 0049-203-5524999 (0203-5524999 / 0-203-5524999)