Area Code +49-33637-(23000...23999) located in Beerfelde, Brandenburg (BB), more detail is as below. Place International Dialing Code : 49 International Prefix : 00 National Prefix : 0 National Destination Code : 33637 Subscriber Number From : 23000 Subscriber Number To : 23999 National Destination Code Length : 5 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 : BB Region Name : Brandenburg City : Beerfelde Timezone : Europe/Berlin Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 6 Latitude : 52.4400 Longitude : 14.0500 ‹ previous : +49-33637-(18000...18999) next › : +49-33637-(26000...26999) Dialling Instructions For trunk calls: 0 33637 23000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 49 33637 23000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 23000 ~ 23999 (Count: 1,000) Example: +49-33637-23000 / 0049-33637-23000 (033637-23000 / 0-33637-23000) +49-33637-23001 / 0049-33637-23001 (033637-23001 / 0-33637-23001) +49-33637-23002 / 0049-33637-23002 (033637-23002 / 0-33637-23002) +49-33637-23003 / 0049-33637-23003 (033637-23003 / 0-33637-23003) +49-33637-23004 / 0049-33637-23004 (033637-23004 / 0-33637-23004) ...+49-33637-xxxxx / 0049-33637-xxxxx (033637-xxxxx / 0-33637-xxxxx) ...+49-33637-23995 / 0049-33637-23995 (033637-23995 / 0-33637-23995) +49-33637-23996 / 0049-33637-23996 (033637-23996 / 0-33637-23996) +49-33637-23997 / 0049-33637-23997 (033637-23997 / 0-33637-23997) +49-33637-23998 / 0049-33637-23998 (033637-23998 / 0-33637-23998) +49-33637-23999 / 0049-33637-23999 (033637-23999 / 0-33637-23999)