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  1. Home
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  3. USSM11900735
Why Knock for You album cover

Why Knock for You✓2

ISRC

USSM11900735

Song: WHY KNOCK FOR YOU

Kelsey Lu
matched
Released 2019-04-19

Last verified: September 13, 2026

One ISRC for “Why Knock for You” by Kelsey Lu is USSM11900735. 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 2019-04-19. The underlying musical work is ISWC T9305583657.

Format

USCountry
SM1Registrant
19Year (2019)
00735Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2019):
Last two digits of the reference year (2019). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCWhy Knock for You
ISWCWHY KNOCK FOR YOU

Musical Work (ISWC)

T9305583657WHY KNOCK FOR YOU

People also ask

What is one ISRC for “Why Knock for You” by Kelsey Lu?+
One ISRC for “Why Knock for You” by Kelsey Lu is USSM11900735.
What is the ISWC for “WHY KNOCK FOR YOU”?+
The ISWC for “WHY KNOCK FOR YOU” is T9305583657. This recording is titled “Why Knock for You”. The ISRC USSM11900735 identifies this specific recording; the ISWC identifies the underlying musical work shared by all versions.
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. USSM11900735 is the ISRC for this recording; T9305583657 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 USSM11900735?

USSM11900735 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Why Knock for You” by Kelsey Lu. 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 T9305583657, 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

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MLC Song Code

WA65G3
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record
Kelsey Lu

One ISRC for “Why Knock for You” by Kelsey Lu is USSM11900735. 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 2019-04-19. The underlying musical work is ISWC T9305583657.

Kelsey Lu

Related

Other versions of this workView all on iswc.fm

WHY KNOCK FOR YOUUSSM11913437

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