ISWC · Musical Work

T-307610223-9

OF COURSE

9 recordings

Last verified: September 12, 2026

T-307610223-9 is the International Standard Musical Work Code (ISWC) for the musical composition "OF COURSE". ISWCs are ISO 15707 identifiers managed by CISAC; they identify the underlying song — its melody, lyrics, and arrangement — rather than any single recording. One composition can have many recordings (ISRCs). This work has 9 known recordings (ISRCs) indexed on Credits.fm.

Format

TPrefix

307610223Work number

9Check digit

Prefix:: "T" = musical work; "W" = work in progress.
Work number:: 9-digit unique work number assigned by CISAC.
Check digit:: ISO 7064 Mod 11-2 check digit that validates the rest of the code.

Credit Chain

ISRC9 recordings

ISWCOF COURSE

What other identifiers does this connect to?

Songwriters/Publishers (IPI)

00778387768 00372321777 00861101572 00754018059 00709032074 00754017846

Creative Contributors (ISNI)

0000 0005 1360 2577

SourcesCISACMLCMusicBrainzNotes Credits4 sources

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CISAC ISWC registry search

Identifier Graph

What is ISWC T-307610223-9?

T-307610223-9 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition "OF COURSE". ISWCs are defined by ISO 15707 and managed by CISAC. Unlike ISRCs which identify recordings, an ISWC identifies the underlying song — the melody, lyrics, and arrangement.

This work has 9 recordings (ISRCs) associated with it. Each recording represents a distinct version — such as the original, a remix, a live performance, or a cover — that shares the same underlying composition.

T-307610223-9

Format

What other identifiers does this connect to?

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What is ISWC T-307610223-9?

T-307610223-9

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What other identifiers does this connect to?

Which releases contain this work? (17)

Recordings (9)

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People also ask

What is ISWC T-307610223-9?

Which releases contain this work? (17)

Recordings (9)