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title: Erfa-Kreise
date: 2009-04-19 17:43:00
updated: 2013-04-05 09:36:31
author: 46halbe
tags: erfa, club, lokal, chaostreff, regional, erfa-kreis, verein, discordia, eris
The local and regional affiliates of the Chaos Computer Club are the so called Erfa-Kreise (short for information exchange circles). Here is a list with links.
<!-- TEASER_END -->
### Aachen
Meetings in the old imperial city take place every tuesday at 8pm in
[Voidspace](http://fedev.eu/Voidspace) at Martinstr. 10-12, 52062
Aachen. Further information [online](http://aachen.ccc.de/).
### Berlin
Club Discordia is a public meeting located at the CCC Berlin (Marienstr.
11, 10117 Berlin-Mitte). Meetings are held every thursday at 5pm.
Further information [online](http://berlin.ccc.de/).
### Bremen
The public get together of CCC Bremen takes place every tuesday at 8pm
in the AUCOOP building (Weberstrasse 18). More information online at
[www](http://www.ccchb.de/).
### Darmstadt
CCC Darmstadt meets tuesdays from 8pm in their "Trollhöhle" at
Wilhelm-Leuschner-Strasse 36. Please subscribe to the mailing list first
to get up to date information (darmstadt-subscribe (at)
lists.metarheinmain.de) More information online at
[www](http://chaos-darmstadt.de/)
### Dresden
The geeks from Saxony and southern Brandenburg meet every tuesday in
Dresden ( [for details please ask via jabber at
c3d2\@muc.hq.c3d2.de](http://www.c3d2.de/muc.html "MUC")). Furthermore
there are occasional get-togethers for specific subjects, more
information [online](http://www.c3d2.de/)
### Düsseldorf
The nordic Chaos stronghold on the Rhine, knights against network
censorship and tolerant drinkers of Altbier meet every friday at 6pm in
Hüttenstr. 25 in Düsseldorf. If you want to get us to know, you can
visit us on the \#chaosdorf channel on OFTC. More information
[online](https://www.chaosdorf.de/).
### Erlangen
Bits'n'Bugs e.V. meets every tuesday at 7:30pm in E-Werk Erlangen,
Fuchsenwiese 1, group room 5. You may bring your own hardware to tinker.
For specific projects there are additional meetings on saturdays. Every
second tuesday of the month there is a "main" meeting with
organizational subjects and more people present. People also come here
from as far as Forchheim and Bamberg. More information on the
[web](http://erlangen.ccc.de/)
### Essen
Chaospott is the local subsidary of the CCC at the heart of the Ruhr
area. We meet every wednesday at 7 pm in the »foobar«. Further
information is available on our [webseite](http://www.chaospott.de/) and
on the [»foobar« website](http://www.die-foobar.de/).
### Frankfurt am Main
We meet every tuesday (even on most holidays) at 7pm in our hackspace
the HQ. All interested people are welcome. More information on the
[web](http://ccc-ffm.de/hackerspace/).
### Freiburg
Erfa Freiburg meets on tuesdays at 7pm in their own room at ArTik, the
former underpass at Siegesdenkmal (Kaiser-Joseph-Strasse 141, 79089
Freiburg) More information on the [web](http://www.cccfr.de).
### Göttingen
Erfa Göttingen was founded Nov 2007 by hackers close to the Chaos
Computer Club. Open Chaos is every tuesday from 8pm at NOKLAB (Neustadt
7, Innenstadt, Nähe Bahnhof). All interested people are welcome. More
information [here](http://www.chaostreff-goettingen.de/).
### Hamburg
The Hamburg Erfakreis meets at second to fifth tuesdays of the month
from 8pm at Humboldtstraße 53-55, 22083 Hamburg. More information
[here](http://www.hamburg.ccc.de/) or in IRC-Channel \#ccchh on IRCnet3.
### Hannover
The regional Chaos in Hannover meets every second wednesday of the month
from 8pm and on the last sunday of the month from 4pm at the
Bürgerschule in their clubroom (room 3.1) in the community center
Nordstadt. More information [here](https://hannover.ccc.de/)
### Karlsruhe
Erfa Karlsruhe is a registered club with the name "Entropia". The
meetings take place every sunday from 7:30pm in "Gewerbehof" at
Steinstr. 23 and targets people from Karlsruhe and surrounding region.
Further information [here](http://www.entropia.de/)
### Kassel
Erfa Kassel consists of people who enjoy creative use of technology and
are happy to tinker. There is also a considerable amount of programming
going on. Sometimes workshops take place on specific topics, which are
announced in advance. Our public meeting is held every first Thursday of
the month from 5pm in room -1307 the University of Kassel, William Allee
71 (engineer school). Please register before by mail. The room is
usually busy at any Thursday. More information on the
[Web](https://kassel.ccc.de/) or on irc at \#cccks on rizon network.
### Cologne
The c4 is a westward bridge head of the innovative technoligy usage with
all features that are necessary for chaos. The public meeting is called
OpenChaos. The meeting takes place on the last thursday of the month at
19:30 in the Chaoslabor in Cologne-Ehrenfeld. More information
[online](http://koeln.ccc.de/).
### Mannheim
Erfa Mannheim is a local contact point for people that are intrested in
computer and technology. You can exchange, present and discuss your
ideas. Our public meeting takes place every second friday. The dates can
be found on our Wiki. More information
[online](http://www.ccc-mannheim.de).
### Mainz/Wiesbaden
The Mainzer Chaos meets every tuesday from 7pm and every sunday from 3pm
at Kreativfabrik Wiesbaden. The meetup is aimed at everyone from
Mainz/Wiesbaden and the near surrounding countryside. Further
information may be found [online](http://www.cccmz.de).
### Munich
The public meetup of the µc³ takes places every second tuesday of the
month from about 7:30/8 pm at Hessstr. 90 (Ecke Schleißheimer Str. 41).
Please check the [IRC](http://wiki.muc.ccc.de/irc) channel in advance if
anyone is already there. The channel is also the place to get in contact
with someone from the CCC Munich. Further information in
[web](http://www.muc.ccc.de/) or [wiki](http://wiki.muc.ccc.de/).
### Trier
We meet every wednesday from 8pm at Paulinstraße 123. More Informationen
[online](http://ccc-trier.de/).
### Ulm
The Chaostreff Ulm meets every monday at 19:30 Uhr in Cafe Einstein at
the University Ulm, except for every second monday of the month. This
date is reserved for the Chaosseminar. More Informationen on our
[webseite](http://www.ulm.ccc.de/).
### Vienna
The Metalab meets every second Week from 7pm at Rathausstraße 6 in 1010
Vienna. Details about the meetup are published in Metalab-Calender and
announced via our mailinglist. More Informationen on our
[websesite](http://metalab.at/wiki/CCC_Wien).
### Zurich
The Chaostreff Zurich meets every wednesday from 7pm at the Hackerspace
at [Luegislandstrasse
485](http://www.openstreetmap.org/?mlat=47.408145&mlon=8.578729&zoom=16)
in Zürich/Schwamendingen. More Informationen see
[webseite](https://www.ccczh.ch/).
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