ISWC · Musical Work

T-905319291-9

DEAR JOHN

49 recordings

Last verified: September 14, 2026

The ISWC for “DEAR JOHN” is T-905319291-9. 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 49 known recordings (ISRCs) indexed on Credits.fm.

Format

TPrefix

905319291Work 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

ISRC49 recordings

ISWCDEAR JOHN

What other identifiers does this connect to?

Songwriters/Publishers (IPI)

00454808145 00454808047 00497322918 00454808243 00804356845

Creative Contributors (ISNI)

0000 0000 7851 9858

SourcesCommunityMusicBrainzNotes CreditsCISAC4 sources

Verified on

CISAC ISWC registry search

Identifier Graph

What is ISWC T-905319291-9?

T-905319291-9 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition “DEAR JOHN”. 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 49 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.

Learn more about ISWCs · Powered by Notes.fm

ISWC · Musical Work

T-905319291-9

DEAR JOHN

49 recordings

Last verified: September 14, 2026

Format

TPrefix

905319291Work 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

ISRC49 recordings

ISWCDEAR JOHN

What other identifiers does this connect to?

Songwriters/Publishers (IPI)

00454808145 00454808047 00497322918 00454808243 00804356845

Creative Contributors (ISNI)

0000 0000 7851 9858

Which releases contain this work? (49)

Speak Now

Taylor Swift

00199957210720

Speak Now (Taylor’s version)

Taylor Swift

006024558239842023-07-07

Speak Now (Taylor’s version)

Taylor Swift

00602455918048

Speak Now (Taylor’s version)

Taylor Swift

006024559182842023-07-07

Speak Now (Taylor’s version)

Taylor Swift

006024559622562023-07-07

Speak Now (Taylor’s version)

Taylor Swift

006024582064252023-07-07

Dear John (Taylor’s version)

Taylor Swift

00602458212518

Speak Now (Taylor’s version)

Taylor Swift

00602458220490

Speak Now (Taylor’s version)

Taylor Swift

006024582887422023-07-13

Speak Now

Taylor Swift

00602527493954

Speak Now

Taylor Swift

00602527533193

Speak Now

Taylor Swift

00602527540245

Speak Now

Taylor Swift

006025275466982010-11-10

Speak Now

Taylor Swift

006025275471212010-11-10

Speak Now

Taylor Swift

00602527547480

Speak Now

Taylor Swift

006025275674952021-12-03

Taylor Swift Karaoke: Speak Now

Taylor Swift

00602527718804

Speak Now: World Tour Live

Taylor Swift

006025278838542011-11-21

Speak Now

Taylor Swift

008439300040102021-12-03

Speak Now

Taylor Swift

008439300040272021-12-03

Speak Now: World Tour Live

Taylor Swift

008439300060142025-06-06

Speak Now: World Tour Live

Taylor Swift

008439300060212011-11-21

Taylor Swift Karaoke: Speak Now

Taylor Swift

008439300089402013-02-05

Taylor Swift Karaoke: Speak Now

Taylor Swift

008439300089642013-02-05

Speak Now

Taylor Swift

008439300319002021-12-03

Speak Now: World Tour Live

Taylor Swift

00843930036974

Speak Now (Big Machine Radio release special)

Taylor Swift

008439300395482021-12-03

Speak Now: World Tour Live

Taylor Swift

0433961335252011-01-01

Speak Now

Taylor Swift

06025274980962010-01-01

Speak Now (Taylor's version) [The Violin Covers]

Ana Done

1980093092142023-08-18

Speak Now

Peaceful Noise

1980094008672023-12-01

Speak Now

Taylor Swift

46050267069892010-01-01

Speak Now

Taylor Swift

49880056379252010-01-01

Speak Now

Taylor Swift

49880056379322010-01-01

Taylor Swift Karaoke: Speak Now

Taylor Swift

49880056729402011-01-01

Speak Now

Taylor Swift

49880312320022017-01-01

Speak Now

Taylor Swift

49880313974282020-01-01

Speak Now (Taylor’s version)

Taylor Swift

49880315892052023-01-01

Speak Now (Taylor’s version)

Taylor Swift

49880315892122023-01-01

Speak Now

Taylor Swift

60091434580312010-01-01

Speak Now: World Tour Live

Taylor Swift

60091434924312011-01-01

Speak Now (Taylor’s version)

Taylor Swift

6024484380342023-01-01

Speak Now (Taylor’s version)

Taylor Swift

6024484380652026-01-01

Speak Now (Taylor’s version)

Taylor Swift

6024484380962023-01-01

Speak Now (Taylor’s version)

Taylor Swift

6024550347862023-07-07

Speak Now (Taylor’s version)

Taylor Swift

6024556782492024-01-01

Speak Now (Taylor’s version)

Taylor Swift

6024557884672023-01-01

Speak Now

Taylor Swift

6025274939472018-01-01

Complete Album Collection

Taylor Swift

6025375893262013-11-22

Recordings (49)

Dear John

Taylor Swift

USUG12510665

On release:Speak Now(00199957210720)

Dear John

The Piano Tribute Players

USG7D1038805

On release:Piano Tribute to Taylor Swift, Vol. 2(707541938891)

Taylor Swift

Half-handed Cloud

On release:We Haven't Just Been Told, We Have Been Loved(656605929828)

Dear John

Larry Kenzal

USHM91347877

Dear John

Half-handed Cloud

T-905319291-9

Format

What other identifiers does this connect to?

Verified on

People also ask

What is ISWC T-905319291-9?

T-905319291-9

Format

What other identifiers does this connect to?

Which releases contain this work? (49)

Recordings (49)

Verified on

People also ask

What is ISWC T-905319291-9?

Which releases contain this work? (49)

Recordings (49)