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  1. Home
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  3. USRH10550555
Mary Lou album cover

ISRC

USRH10550555

Mary Lou✓2

Song: HELLO MARY LOU, GOODBYE HEART

Buddy Knox
matched

Last verified: July 14, 2026

USRH10550555 is the International Standard Recording Code (ISRC) for the recording “Mary Lou” by Buddy Knox. 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 T9009132858.

Format

USCountry
RH1Registrant
05Year (2005)
50555Designation
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

ISRCMary Lou
ISWCHELLO MARY LOU, GOODBYE HEART

Musical Work (ISWC)

T9009132858HELLO MARY LOU, GOODBYE HEART

Credits Graph

MLC Song Code

M23403
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record

People also ask

What is the ISRC for "Mary Lou" by Buddy Knox?+
The ISRC for "Mary Lou" by Buddy Knox is USRH10550555.
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. USRH10550555 is the ISRC for this recording; T9009132858 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 USRH10550555?

USRH10550555 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Mary Lou” by Buddy Knox. 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 T9009132858, 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

Related

Other versions of this workView all on iswc.fm

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USRH10550555 is the International Standard Recording Code (ISRC) for the recording “Mary Lou” by Buddy Knox. 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 T9009132858.

Buddy Knox