Area Code +49-231-(3576000...3576999) located in Dortmund, Nordrhein-Westfalen (NW), more detail is as below. Place International Dialing Code : 49 International Prefix : 00 National Prefix : 0 National Destination Code : 231 Subscriber Number From : 3576000 Subscriber Number To : 3576999 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 : bn t Blatzheim Networks Telecom 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 : Dortmund Timezone : Europe/Berlin Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 6 Latitude : 51.5200 Longitude : 7.4700 ‹ previous : +49-231-(3568000...3568999) next › : +49-231-(3577000...3577999) Dialling Instructions For trunk calls: 0 231 3576000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 49 231 3576000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3576000 ~ 3576999 (Count: 1,000) Example: +49-231-3576000 / 0049-231-3576000 (0231-3576000 / 0-231-3576000) +49-231-3576001 / 0049-231-3576001 (0231-3576001 / 0-231-3576001) +49-231-3576002 / 0049-231-3576002 (0231-3576002 / 0-231-3576002) +49-231-3576003 / 0049-231-3576003 (0231-3576003 / 0-231-3576003) +49-231-3576004 / 0049-231-3576004 (0231-3576004 / 0-231-3576004) ...+49-231-xxxxxxx / 0049-231-xxxxxxx (0231-xxxxxxx / 0-231-xxxxxxx) ...+49-231-3576995 / 0049-231-3576995 (0231-3576995 / 0-231-3576995) +49-231-3576996 / 0049-231-3576996 (0231-3576996 / 0-231-3576996) +49-231-3576997 / 0049-231-3576997 (0231-3576997 / 0-231-3576997) +49-231-3576998 / 0049-231-3576998 (0231-3576998 / 0-231-3576998) +49-231-3576999 / 0049-231-3576999 (0231-3576999 / 0-231-3576999)