Area Code +49-2171-(378000...378999) located in Leverkusen-Opladen, Nordrhein-Westfalen (NW), more detail is as below. Place International Dialing Code : 49 International Prefix : 00 National Prefix : 0 National Destination Code : 2171 Subscriber Number From : 378000 Subscriber Number To : 378999 National Destination Code Length : 4 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 : Leverkusen-Opladen Timezone : Europe/Berlin Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 6 Latitude : 51.0700 Longitude : 7.0300 ‹ previous : +49-2171-(377000...377999) next › : +49-2171-(379000...379999) Dialling Instructions For trunk calls: 0 2171 378000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 49 2171 378000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 378000 ~ 378999 (Count: 1,000) Example: +49-2171-378000 / 0049-2171-378000 (02171-378000 / 0-2171-378000) +49-2171-378001 / 0049-2171-378001 (02171-378001 / 0-2171-378001) +49-2171-378002 / 0049-2171-378002 (02171-378002 / 0-2171-378002) +49-2171-378003 / 0049-2171-378003 (02171-378003 / 0-2171-378003) +49-2171-378004 / 0049-2171-378004 (02171-378004 / 0-2171-378004) ...+49-2171-xxxxxx / 0049-2171-xxxxxx (02171-xxxxxx / 0-2171-xxxxxx) ...+49-2171-378995 / 0049-2171-378995 (02171-378995 / 0-2171-378995) +49-2171-378996 / 0049-2171-378996 (02171-378996 / 0-2171-378996) +49-2171-378997 / 0049-2171-378997 (02171-378997 / 0-2171-378997) +49-2171-378998 / 0049-2171-378998 (02171-378998 / 0-2171-378998) +49-2171-378999 / 0049-2171-378999 (02171-378999 / 0-2171-378999)