I believe Koha works with either (someone correct me if I'm wrong!), but Codabar is used in nearly all public library settings. We just ordered Symbology barcodes as well, and went with Codabar. They appear to be working fine.

Caitlin McGurk

On Mon, Dec 20, 2010 at 10:58 AM, Shelley & Kurt Kemperman <ksckemperman@chartermi.net> wrote:
Wanting to order preprinted bar code labels and need to specify bar
code symbology as CodaBar or Code 39.  Which one?
_______________________________________________
Koha mailing list  http://koha-community.org
Koha@lists.katipo.co.nz
http://lists.katipo.co.nz/mailman/listinfo/koha



--
Caitlin McGurk
Librarian
The Schulz Library
The Center for Cartoon Studies
McGurk@cartoonstudies.org