Area Code +49-203-(5541...55499999) 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 : 5541 Subscriber Number To : 55499999 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 : Deutsche Telekom 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 : 7 Latitude : 52.5000 Longitude : 13.3700 ‹ previous : +49-203-(5540...55409999) next › : +49-203-(555...55599999) Dialling Instructions For trunk calls: 0 203 5541 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 49 203 5541 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5541 ~ 55499999 (Count: 55,494,459) Example: +49-203-00005541 / 0049-203-00005541 (0203-00005541 / 0-203-00005541) +49-203-00005542 / 0049-203-00005542 (0203-00005542 / 0-203-00005542) +49-203-00005543 / 0049-203-00005543 (0203-00005543 / 0-203-00005543) +49-203-00005544 / 0049-203-00005544 (0203-00005544 / 0-203-00005544) +49-203-00005545 / 0049-203-00005545 (0203-00005545 / 0-203-00005545) ...+49-203-xxxxxxxx / 0049-203-xxxxxxxx (0203-xxxxxxxx / 0-203-xxxxxxxx) ...+49-203-55499995 / 0049-203-55499995 (0203-55499995 / 0-203-55499995) +49-203-55499996 / 0049-203-55499996 (0203-55499996 / 0-203-55499996) +49-203-55499997 / 0049-203-55499997 (0203-55499997 / 0-203-55499997) +49-203-55499998 / 0049-203-55499998 (0203-55499998 / 0-203-55499998) +49-203-55499999 / 0049-203-55499999 (0203-55499999 / 0-203-55499999)