Area Code +49-203-(71739000...71739999) 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 : 71739000 Subscriber Number To : 71739999 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 : NEXT ID technologies 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-(71735000...71735999) next › : +49-203-(7180000...7180999) Dialling Instructions For trunk calls: 0 203 71739000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 49 203 71739000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 71739000 ~ 71739999 (Count: 1,000) Example: +49-203-71739000 / 0049-203-71739000 (0203-71739000 / 0-203-71739000) +49-203-71739001 / 0049-203-71739001 (0203-71739001 / 0-203-71739001) +49-203-71739002 / 0049-203-71739002 (0203-71739002 / 0-203-71739002) +49-203-71739003 / 0049-203-71739003 (0203-71739003 / 0-203-71739003) +49-203-71739004 / 0049-203-71739004 (0203-71739004 / 0-203-71739004) ...+49-203-xxxxxxxx / 0049-203-xxxxxxxx (0203-xxxxxxxx / 0-203-xxxxxxxx) ...+49-203-71739995 / 0049-203-71739995 (0203-71739995 / 0-203-71739995) +49-203-71739996 / 0049-203-71739996 (0203-71739996 / 0-203-71739996) +49-203-71739997 / 0049-203-71739997 (0203-71739997 / 0-203-71739997) +49-203-71739998 / 0049-203-71739998 (0203-71739998 / 0-203-71739998) +49-203-71739999 / 0049-203-71739999 (0203-71739999 / 0-203-71739999)