Area Code +49-203-(71704000...71704999) 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 : 71704000 Subscriber Number To : 71704999 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 : HNS UG 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-(7169000...7169999) next › : +49-203-(71709000...71709999) Dialling Instructions For trunk calls: 0 203 71704000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 49 203 71704000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 71704000 ~ 71704999 (Count: 1,000) Example: +49-203-71704000 / 0049-203-71704000 (0203-71704000 / 0-203-71704000) +49-203-71704001 / 0049-203-71704001 (0203-71704001 / 0-203-71704001) +49-203-71704002 / 0049-203-71704002 (0203-71704002 / 0-203-71704002) +49-203-71704003 / 0049-203-71704003 (0203-71704003 / 0-203-71704003) +49-203-71704004 / 0049-203-71704004 (0203-71704004 / 0-203-71704004) ...+49-203-xxxxxxxx / 0049-203-xxxxxxxx (0203-xxxxxxxx / 0-203-xxxxxxxx) ...+49-203-71704995 / 0049-203-71704995 (0203-71704995 / 0-203-71704995) +49-203-71704996 / 0049-203-71704996 (0203-71704996 / 0-203-71704996) +49-203-71704997 / 0049-203-71704997 (0203-71704997 / 0-203-71704997) +49-203-71704998 / 0049-203-71704998 (0203-71704998 / 0-203-71704998) +49-203-71704999 / 0049-203-71704999 (0203-71704999 / 0-203-71704999)