ISNI · Creative Contributor

John O’Callaghan

0000 0003 7234 6599

1 work379 recordings

Last verified: July 13, 2026

0000 0003 7234 6599 is the International Standard Name Identifier (ISNI) for John O’Callaghan, a creative contributor. ISNIs are 16-digit ISO 27729 identifiers managed by the ISNI International Agency, used to identify the public identities of contributors to creative works across music, books, film, and television. John O’Callaghan has 1 work and 379 recordings indexed on Credits.fm.

Format

0000Group 1

0003Group 2

7234Group 3

6599Final group (check digit ends here)

Group 1:: 16-digit ISNI is formatted in four groups of four for readability.
Group 2:: 16-digit ISNI is formatted in four groups of four for readability.
Group 3:: 16-digit ISNI is formatted in four groups of four for readability.
Final group (check digit ends here):: The last character is the ISO 7064 Mod 11-2 check digit (0-9 or X) that validates the ISNI.

Credit Chain

ISRC379 recordings

ISWC1 work

ISNIJohn O’Callaghan

MusicianJohn O’Callaghan

Musical Works (1)

T-802685071-6

Recordings (50)

What releases include this catalog?

SourcesMusicBrainzMusicBrainz2 sources

Verified on

Credits Graph

Who is ISNI 0000 0003 7234 6599?

0000 0003 7234 6599 is an International Standard Name Identifier (ISNI) assigned to John O’Callaghan. ISNIs are unique 16-digit identifiers defined by ISO 27729, managed by the ISNI International Agency, used to identify public identities of contributors to creative works across all industries — music, books, film, television, and more.

John O’Callaghan has 1 musical work (ISWCs) and 379 recordings (ISRCs) in our database.

John O’Callaghan

Format

Musical Works (1)

Recordings (50)

What releases include this catalog?

Verified on

People also ask

Who is ISNI 0000 0003 7234 6599?

John O’Callaghan

Format

Musical Works (1)

Recordings (50)

What releases include this catalog?

Verified on

People also ask

Who is ISNI 0000 0003 7234 6599?