Area Code +49-521-(9990000...9990999) located in Bielefeld, Nordrhein-Westfalen (NW), more detail is as below. Place International Dialing Code : 49 International Prefix : 00 National Prefix : 0 National Destination Code : 521 Subscriber Number From : 9990000 Subscriber Number To : 9990999 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 : Telefonica O2 Germany GmbH und Co . oHG 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 : Bielefeld Timezone : Europe/Berlin Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 6 Latitude : 52.0200 Longitude : 8.5400 ‹ previous : +49-521-(98999000...98999999) next › : +49-521-(9991000...9991999) Dialling Instructions For trunk calls: 0 521 9990000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 49 521 9990000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 9990000 ~ 9990999 (Count: 1,000) Example: +49-521-9990000 / 0049-521-9990000 (0521-9990000 / 0-521-9990000) +49-521-9990001 / 0049-521-9990001 (0521-9990001 / 0-521-9990001) +49-521-9990002 / 0049-521-9990002 (0521-9990002 / 0-521-9990002) +49-521-9990003 / 0049-521-9990003 (0521-9990003 / 0-521-9990003) +49-521-9990004 / 0049-521-9990004 (0521-9990004 / 0-521-9990004) ...+49-521-xxxxxxx / 0049-521-xxxxxxx (0521-xxxxxxx / 0-521-xxxxxxx) ...+49-521-9990995 / 0049-521-9990995 (0521-9990995 / 0-521-9990995) +49-521-9990996 / 0049-521-9990996 (0521-9990996 / 0-521-9990996) +49-521-9990997 / 0049-521-9990997 (0521-9990997 / 0-521-9990997) +49-521-9990998 / 0049-521-9990998 (0521-9990998 / 0-521-9990998) +49-521-9990999 / 0049-521-9990999 (0521-9990999 / 0-521-9990999)