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  1. Home
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  3. USCA20802542
Thinking of You album cover

Thinking of You✓2

ISRC

USCA20802542

Song: THINKING OF YOU

Katy Perry
matched
Released 2008-01-01

Last verified: September 19, 2026

The ISRC for “Thinking of You” by Katy Perry is USCA20802542. 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. Released 2008-01-01. The underlying musical work is ISWC T-901319977-4. Written by KATHERYN ELIZABETH HUDSON.

Format

US
Country
CA2Registrant
08Year (2008)
02542Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2008):
Last two digits of the reference year (2008). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCThinking of You
ISWCTHINKING OF YOU
IPIKATHERYN ELIZABETH HUDSON

Musical Work (ISWC)

T-901319977-4THINKING OF YOU

People also ask

What is the ISRC for “Thinking of You” by Katy Perry?+
The ISRC for “Thinking of You” by Katy Perry is USCA20802542.
What is the ISWC for “THINKING OF YOU”?+
The ISWC for “THINKING OF YOU” is T-901319977-4. This recording is titled “Thinking of You”. The ISRC USCA20802542 identifies this specific recording; the ISWC identifies the underlying musical work shared by all versions.
Who wrote “THINKING OF YOU”?+
“THINKING OF YOU” was written by KATHERYN ELIZABETH HUDSON. The ISWC for this composition is T-901319977-4.
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. USCA20802542 is the ISRC for this recording; T-901319977-4 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 USCA20802542?

USCA20802542 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Thinking of You” by Katy Perry. 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-901319977-4, 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?

KATHERYN ELIZABETH HUDSONComposer
IPI: 00292555933

Which contributors are credited?

0000 0000 7371 737XKATHERYN ELIZABETH HUDSON

Identifier Graph

ISRCUSCA20802542ISWCT-901319977-4IPIKATHERYN ELIZAB…ISNIKATHERYN ELIZAB…

MLC Song Code

O1715S
Verify on MLC Portal →
SourcesNotesMusicBrainz✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record

Related

Other versions of this workView all on iswc.fm

Thinking of You (live acoustic)

Katy Perry

USCA20806746
Thinking of You

Katy Perry

USCA20806745
Thinking of You

Mabel

GBUM71603340
THINKING OF YOU (RADIO EDIT)CH0311300530
SHAPE OF YOUQZ22B1929321

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The ISRC for “Thinking of You” by Katy Perry is USCA20802542. 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. Released 2008-01-01. The underlying musical work is ISWC T-901319977-4. Written by KATHERYN ELIZABETH HUDSON.

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