ISBN registration group
ISBN group 978-9945 — Dominican Republic
ISBNs beginning 978-9945 are issued for Dominican Republic. The group identifier has 4 digits.
Registrant (publisher) ranges
| Registrant range | Registrant digits | Publication digits | Titles per registrant | Registrants in range |
|---|---|---|---|---|
| 00–00 | 2 | 3 | 1,000 | 1 |
| 010–079 | 3 | 2 | 100 | 70 |
| 08–39 | 2 | 3 | 1,000 | 32 |
| 400–569 | 3 | 2 | 100 | 170 |
| 57–57 | 2 | 3 | 1,000 | 1 |
| 580–799 | 3 | 2 | 100 | 220 |
| 80–80 | 2 | 3 | 1,000 | 1 |
| 810–849 | 3 | 2 | 100 | 40 |
| 8500–9999 | 4 | 1 | 10 | 1,500 |
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 978-9945-. 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 3 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).