ISBN registration group
ISBN group 978-606 — Romania
ISBNs beginning 978-606 are issued for Romania. The group identifier has 3 digits.
Registrant (publisher) ranges
| Registrant range | Registrant digits | Publication digits | Titles per registrant | Registrants in range |
|---|---|---|---|---|
| 000–099 | 3 | 3 | 1,000 | 100 |
| 10–49 | 2 | 4 | 10,000 | 40 |
| 500–799 | 3 | 3 | 1,000 | 300 |
| 8000–9099 | 4 | 2 | 100 | 1,100 |
| 910–919 | 3 | 3 | 1,000 | 10 |
| 92000–95999 | 5 | 1 | 10 | 4,000 |
| 9600–9749 | 4 | 2 | 100 | 150 |
| 975–999 | 3 | 3 | 1,000 | 25 |
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 978-606-. 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 3 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).