A brief overview of providers
To learn more about barcoding guidelines, consult this BISG document. The following suppliers can help publishers confirm that barcodes and labels are correctly formatted to BISG's guidelines. The list is not exhaustive, but these providers have experience in creating barcodes for book formats.
Bar Code Graphics, Inc.
Boca Raton, FL; Chicago, FL; Los Angeles, CA
Product Identification & Processing Systems, Inc.
New York, NY; Richmond, VA
Swing Labels, LLC