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  1. Home
  2. ISRCs
  3. GBAHS2101242
Used to Know Me album cover

ISRC

GBAHS2101242

Used to Know Me✓2

Charli XCX
matched
Released 2022-03-17

Last verified: September 5, 2026

GBAHS2101242 is the International Standard Recording Code (ISRC) for the recording “Used to Know Me” by Charli XCX, released 2022-03-17. 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-308640958-3. Written by CHARLOTTE EMMA AITCHISON, LINUS THURE WIKLUND, JONNALI MIKAELA PARMENIUS, and others.

Format

GBCountry
AHSRegistrant
21Year (2021)
01242Designation
Country:
ISO 3166-1 alpha-2 country code (GB).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2021):
Last two digits of the reference year (2021). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCUsed to Know Me
ISWCUsed to Know Me
IPICHARLOTTE EMMA AITCHISON

Musical Work (ISWC)

T-308640958-3Used to Know Me

People also ask

What is the ISRC for "Used to Know Me" by Charli XCX?+
The ISRC for "Used to Know Me" by Charli XCX is GBAHS2101242.
Who wrote "Used to Know Me"?+
"Used to Know Me" was written by CHARLOTTE EMMA AITCHISON, LINUS THURE WIKLUND, JONNALI MIKAELA PARMENIUS, ALLEN GEORGE, FRED CRAIG MC FARLANE, DYLAN BRADY. The ISWC for this composition is T-308640958-3.
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. GBAHS2101242 is the ISRC for this recording; T-308640958-3 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 GBAHS2101242?

GBAHS2101242 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Used to Know Me” by Charli XCX. 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-308640958-3, 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?

CHARLOTTE EMMA AITCHISONComposerLyricist
IPI: 00568917985
STELLAR SUN SONGS OriginalPublisher0.00%IPI: 00719271044
EMI APRIL MUSIC INC SubPublisher12.50%IPI: 00128633767
LINUS THURE WIKLUNDComposerLyricist
IPI: 00532944546
SONY MUSIC PUB. SCANDINAVIA OriginalPublisher0.00%IPI: 00215869254
SONY/ATV SONGS LLC SubPublisher12.50%IPI: 00187062752
JONNALI MIKAELA PARMENIUSComposerLyricist
IPI: 00455280455
EMI MUSIC PUB SCANDINAVIA AB OriginalPublisher0.00%IPI: 00036552682
EMI BLACKWOOD MUSIC INC SubPublisher12.50%IPI: 00223437493
SONY MUSIC PUB. SCANDINAVIA OriginalPublisher0.00%IPI: 00215869254
SONY/ATV SONGS LLC SubPublisher12.50%IPI: 00187062752
ALLEN GEORGEComposerLyricist
IPI: 00130433031
SONG-A-TRON MUSIC OriginalPublisher0.00%IPI: 00202202155
EMI BLACKWOOD MUSIC INC RightsAdministrator18.75%IPI: 00223437493
EMI BLACKWOOD MUSIC INC OriginalPublisher31.25%IPI: 00223437493
FRED CRAIG MC FARLANEComposerLyricist
IPI: 00136960852
SONG-A-TRON MUSIC OriginalPublisher0.00%IPI: 00202202155
EMI BLACKWOOD MUSIC INC RightsAdministrator18.75%IPI: 00223437493
EMI BLACKWOOD MUSIC INC OriginalPublisher31.25%IPI: 00223437493
DYLAN BRADYComposerLyricist
IPI: 00723691143
ZEET DOT MUSIC PUBLISHING OriginalPublisher0.00%IPI: 01030042049
WARNER-TAMERLANE PUBLISHING CORP. RightsAdministrator6.25%IPI: 00185314175
SONG BATTLE SONGS OriginalPublisher0.00%IPI: 01035367278
WARNER-TAMERLANE PUBLISHING CORP. RightsAdministrator3.12%IPI: 00185314175
WARNER-TAMERLANE PUBLISHING CORP. OriginalPublisher3.12%IPI: 00185314175

Who publishes this song?

STELLAR SUN SONGSOriginalPublisher
IPI: 00719271044
EMI APRIL MUSIC INCSubPublisher
IPI: 00128633767
SONY MUSIC PUB. SCANDINAVIAOriginalPublisher
IPI: 00215869254
SONY/ATV SONGS LLCSubPublisher
IPI: 00187062752
EMI MUSIC PUB SCANDINAVIA ABOriginalPublisher
IPI: 00036552682
EMI BLACKWOOD MUSIC INCSubPublisher
IPI: 00223437493
SONG-A-TRON MUSICOriginalPublisher
IPI: 00202202155
ZEET DOT MUSIC PUBLISHINGOriginalPublisher
IPI: 01030042049
WARNER-TAMERLANE PUBLISHING CORP.RightsAdministrator
IPI: 00185314175
SONG BATTLE SONGSOriginalPublisher
IPI: 01035367278

Which contributors are credited?

0000 0004 6307 5974Noonie Bao0000 0004 6686 4717Noonie Bao0000 0001 3024 4127CHARLOTTE EMMA AITCHISON0000 0004 6519 3958Dylan Brady

Identifier Graph

ISRCGBAHS2101242ISWCT-308640958-3IPICHARLOTTE EMMA …IPILINUS THURE WIK…IPIJONNALI MIKAELA…IPIALLEN GEORGEISNINoonie BaoISNINoonie BaoISNICHARLOTTE EMMA …

MLC Song Code

UA63IG
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record
Charli XCX

GBAHS2101242 is the International Standard Recording Code (ISRC) for the recording “Used to Know Me” by Charli XCX, released 2022-03-17. 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-308640958-3. Written by CHARLOTTE EMMA AITCHISON, LINUS THURE WIKLUND, JONNALI MIKAELA PARMENIUS, and others.

Charli XCX

Related

Other versions of this workView all on iswc.fm

Used to Know Me (8-Bit Charli XCX Emulation)

8-Bit Arcade

AUXN22239868
Used to Know Me

Charli XCX

GBAHS2200045
Used to Know Me (Yunè Pinku remix)

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GBAHS2200675

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Songwriter profiles

CHARLOTTE EMMA AITCHISONIPILINUS THURE WIKLUNDIPIJONNALI MIKAELA PARMENIUSIPIALLEN GEORGEIPIFRED CRAIG MC FARLANEIPIDYLAN BRADYIPI