ISWC · Musical Work

T-030033478-4

MRS O NEILL

Last verified: September 17, 2026

The ISWC for “MRS O NEILL” is T-030033478-4. 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).

Format

TPrefix

030033478Work number

4Check 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.

Previously known as

T-010393483-3

SourcesCISACMLCMusicBrainz3 sources

Verified on

CISAC ISWC registry search

Credits Graph

Explore this code's connections on the live Credits Graph.

What is ISWC T-030033478-4?

T-030033478-4 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition “MRS O NEILL”. 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.

Learn more about ISWCs · Powered by Notes.fm

T-030033478-4

Format

Previously known as

Verified on

People also ask

What is ISWC T-030033478-4?

T-030033478-4

Format

Previously known as

Verified on

People also ask

What is ISWC T-030033478-4?