ISBN registration group
ISBN group 978-65 — Brazil
ISBNs beginning 978-65 are issued for Brazil. The group identifier has 2 digits.
Registrant (publisher) ranges
| Registrant range | Registrant digits | Publication digits | Titles per registrant | Registrants in range |
|---|---|---|---|---|
| 00–02 | 2 | 5 | 100,000 | 3 |
| 0300000–2499999 | — | — | — | Not yet assigned |
| 250–299 | 3 | 4 | 10,000 | 50 |
| 300–302 | 3 | 4 | 10,000 | 3 |
| 3030000–4999999 | — | — | — | Not yet assigned |
| 5000–6349 | 4 | 3 | 1,000 | 1,350 |
| 6350000–7999999 | — | — | — | Not yet assigned |
| 80000–81824 | 5 | 2 | 100 | 1,825 |
| 8182500–8199999 | — | — | — | Not yet assigned |
| 82000–89999 | 5 | 2 | 100 | 8,000 |
| 900000–902449 | 6 | 1 | 10 | 2,450 |
| 9024500–9754999 | — | — | — | Not yet assigned |
| 975500–999999 | 6 | 1 | 10 | 24,500 |
Shorter registrant numbers are issued to larger publishers (more publication digits = more titles).
Reading an ISBN from this group
Every ISBN in this group starts 978-65-. The next digits are the registrant; look up which range the following seven digits fall into to know how long the registrant element is. For example, if the registrant has 2 digits, the publication element has 5 digits, then comes the check digit.
Check, convert or hyphenate any ISBN with the ISBN converter, and make a print-ready barcode with the ISBN barcode generator.
Sources & data
- International ISBN Agency RangeMessage (Fri, 2 Oct 2026 16:08:21 UTC).