This website is one of the most popular BBS for tuba & euphonium. Registration is free and it has a lot of different links to shops, organizations, and tuba-euphonium job listings as well as providing pedagogical references.
The Texas School Music Project is a source for ideas
and information concerning pedagogical practices in the music classroom
or rehearsal hall.
The TSMP is a service provided to all music specialists by the faculty
of the School of Music at Stephen
F. Austin State University.