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  1. Home
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  3. USUM70503521
Boyfriend album cover

ISRC

USUM70503521

Boyfriend

Ashlee Simpson
matched
Released 2005-01-01

Last verified: September 6, 2026

USUM70503521 is the International Standard Recording Code (ISRC) for the recording “Boyfriend” by Ashlee Simpson, released 2005-01-01. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. The underlying musical work is ISWC T-072306102-6. Written by THOMAS ERDELY, DOUGLAS COLVIN, JOHN CUMMINGS, and others.

Format

USCountry
UM7Registrant
05Year (2005)
03521Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2005):
Last two digits of the reference year (2005). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCBoyfriend
ISWCBoyfriend

Musical Work (ISWC)

T-072306102-6Boyfriend

People also ask

What is the ISRC for "Boyfriend" by Ashlee Simpson?+
The ISRC for "Boyfriend" by Ashlee Simpson is USUM70503521.
Who wrote "Boyfriend"?+
"Boyfriend" was written by THOMAS ERDELY, DOUGLAS COLVIN, JOHN CUMMINGS, JEFF HYMAN, DOUGLAS COLVIN, JOEY RAMONE, THOMAS ERDELYI, JOHN CUMMINGS. The ISWC for this composition is T-072306102-6.
What is an ISRC and what does it tell you?+
An ISRC (International Standard Recording Code) is a 12-character ISO 3901 identifier that uniquely tags a specific sound recording. The first two characters are the country code, the next three are the registrant (label or distributor), the next two are the year, and the last five are a unique recording number.
Is the ISRC the same as the ISWC?+
No. The ISRC identifies a specific recording, while the ISWC identifies the underlying musical composition. USUM70503521 is the ISRC for this recording; T-072306102-6 is the ISWC for the composition it is a recording of. One composition (ISWC) can have many recordings (ISRCs) — originals, remixes, live versions, and covers each get their own ISRC but share the same ISWC.

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What is ISRC USUM70503521?

USUM70503521 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Boyfriend” by Ashlee Simpson. ISRCs are 12-character alphanumeric codes defined by ISO 3901, used globally by streaming platforms, record labels, and rights organizations to track plays and distribute royalties.

This recording is linked to the musical work T-072306102-6, which represents the underlying composition. Multiple recordings can share the same musical work — for example, an original version, a remix, and a cover would each have their own ISRC but reference the same ISWC.

Learn more about ISRCs · Powered by Notes.fm

Who wrote this song?

THOMAS ERDELYComposer
DOUGLAS COLVINComposer
JOHN CUMMINGSComposer
JEFF HYMANComposer
DOUGLAS COLVINComposerLyricist
IPI: 00038058677
TACO TUNES INC OriginalPublisher0.00%IPI: 00339286631
WC MUSIC CORP. RightsAdministrator37.50%IPI: 00392888203
JOEY RAMONEComposerLyricist
IPI: 00038166870
MUTATED MUSIC OriginalPublisher0.00%IPI: 00051246016
WC MUSIC CORP. RightsAdministrator25.00%IPI: 00392888203
THOMAS ERDELYIComposerLyricist
IPI: 00038059772
TACO TUNES INC OriginalPublisher0.00%IPI: 00339286631
WC MUSIC CORP. RightsAdministrator37.50%IPI: 00392888203
WC MUSIC CORP. OriginalPublisher12.50%IPI: 00392888203
JOHN CUMMINGSComposerLyricist
IPI: 00038058971
CRETIN HOP MUSIC OriginalPublisher0.00%IPI: 00391947125
WC MUSIC CORP. RightsAdministrator25.00%IPI: 00392888203

Who publishes this song?

TACO TUNES INCOriginalPublisher
IPI: 00339286631
WC MUSIC CORP.RightsAdministrator
IPI: 00392888203
MUTATED MUSICOriginalPublisher
IPI: 00051246016
CRETIN HOP MUSICOriginalPublisher
IPI: 00391947125

Which contributors are credited?

0000 0001 1599 0519Johnny Ramone0000 0000 5949 8852Joey Ramone0000 0003 5979 1153Joey Ramone

Identifier Graph

ISRCUSUM70503521ISWCT-072306102-6IPIDOUGLAS COLVINIPIJOEY RAMONEIPITHOMAS ERDELYIIPIJOHN CUMMINGSISNIJohnny RamoneISNIJoey RamoneISNIJoey Ramone

MLC Song Code

B2223V
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record
Ashlee Simpson

USUM70503521 is the International Standard Recording Code (ISRC) for the recording “Boyfriend” by Ashlee Simpson, released 2005-01-01. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. The underlying musical work is ISWC T-072306102-6. Written by THOMAS ERDELY, DOUGLAS COLVIN, JOHN CUMMINGS, and others.

Ashlee Simpson

Related

Other versions of this workView all on iswc.fm

Boyfriend

Lou Bega

DENF41000001
Boyfriend

YEONJUN

KSA002402068
Boyfriend (inst.)

YEONJUN

KSA002402069
ボーイフレンド

aiko

JPPC00000663
ボーイフレンド

aiko

JPPC01100009

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Songwriter profiles

DOUGLAS COLVINIPIJOEY RAMONEIPITHOMAS ERDELYIIPIJOHN CUMMINGSIPI