There are several bus and coach operators running their services throughout the area, here are but a few:

Dresmann Omnibus Reise Service (http://www.dresmann.de)
Zinkmattenstr. 18
79108 Freiburg
Tel: 0761 507088
Fax: 0761 507191
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Freiburger Reisedienst (http://www.freiburger-reisedienst.de/)
Operates many services, including transport to and from Basel Airport (Euroairport). Online bookings can be made as well as payment direct to the driver.
Loerracher Str. 33
79115 Freiburg
Tel: +49 761 500  500
Fax: +49 761 44 13 13
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SBG Suedbadenbus GmbH (http://www.suedbadenbus.de)
Open: Monday to Friday 07:30 - 17:30 and Saturday 08:00 to 13:00
Bismarkallee 2a
79098 Freiburg
Tel: 0761 36803-81
Fax: 0761 36803-89
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